{
  "info": {
    "_postman_id": "1453579a-455d-4ec3-a032-387efdbd5064",
    "name": "REST chains API",
    "description": "REST-like API provides access to rich Zerion ecosystem.\n\nContact Support:\n Name: Zerion API\n Email: api@zerion.io",
    "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json",
    "createdAt": "2026-07-28T03:37:33.000Z",
    "updatedAt": "2026-07-28T03:37:33.000Z",
    "lastUpdatedBy": "35240",
    "uid": "35240-1453579a-455d-4ec3-a032-387efdbd5064"
  },
  "item": [
    {
      "name": "v1",
      "item": [
        {
          "name": "chains",
          "item": [
            {
              "name": "{chain_id}",
              "item": [
                {
                  "name": "Get chain by ID",
                  "id": "13686af5-17aa-450c-9027-d2b0b1074316",
                  "protocolProfileBehavior": {
                    "disableBodyPruning": true
                  },
                  "request": {
                    "method": "GET",
                    "header": [
                      {
                        "description": "Custom header that allows you to get data for testnets.",
                        "key": "X-Env",
                        "value": "testnet"
                      },
                      {
                        "key": "Accept",
                        "value": "application/json"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/chains/:chain_id",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "chains",
                        ":chain_id"
                      ],
                      "variable": [
                        {
                          "id": "b2956ab6-d1fc-415b-b207-0493d2fe2956",
                          "key": "chain_id",
                          "value": "<string>",
                          "description": "(Required) Unique chain ID"
                        }
                      ]
                    },
                    "description": "This endpoint returns chain by unique chain identifier.\n\nThis endpoint supports testnets. To get data for testnets use `X-Env` header.\n"
                  },
                  "response": [
                    {
                      "id": "c5c29957-150d-4e01-880d-d2846fd9e2f1",
                      "name": "Response for requested chain",
                      "originalRequest": {
                        "method": "GET",
                        "header": [
                          {
                            "description": "Custom header that allows you to get data for testnets.",
                            "key": "X-Env",
                            "value": "testnet"
                          },
                          {
                            "key": "Accept",
                            "value": "application/json"
                          },
                          {
                            "description": "Added as a part of security scheme: basic",
                            "key": "Authorization",
                            "value": "Basic <credentials>"
                          }
                        ],
                        "url": {
                          "raw": "{{baseUrl}}/v1/chains/:chain_id",
                          "host": [
                            "{{baseUrl}}"
                          ],
                          "path": [
                            "v1",
                            "chains",
                            ":chain_id"
                          ],
                          "variable": [
                            {
                              "key": "chain_id"
                            }
                          ]
                        }
                      },
                      "status": "OK",
                      "code": 200,
                      "_postman_previewlanguage": "json",
                      "header": [
                        {
                          "key": "Content-Type",
                          "value": "application/json"
                        }
                      ],
                      "cookie": [],
                      "responseTime": null,
                      "body": "{\n  \"links\": {\n    \"self\": \"<string>\"\n  },\n  \"data\": {\n    \"type\": \"<string>\",\n    \"id\": \"<string>\",\n    \"attributes\": {\n      \"name\": \"<string>\",\n      \"external_id\": \"<string>\",\n      \"icon\": {\n        \"url\": \"<string>\"\n      },\n      \"explorer\": {\n        \"name\": \"<string>\",\n        \"token_url_format\": \"<string>\",\n        \"tx_url_format\": \"<string>\",\n        \"home_url\": \"<string>\"\n      },\n      \"rpc\": {\n        \"internal_server_url_format\": \"<string>\",\n        \"public_servers_url\": [\n          \"<string>\",\n          \"<string>\"\n        ]\n      },\n      \"flags\": {\n        \"supports_trading\": \"<boolean>\",\n        \"supports_sending\": \"<boolean>\",\n        \"supports_bridge\": \"<boolean>\"\n      }\n    },\n    \"relationships\": {\n      \"native_fungible\": {\n        \"links\": {\n          \"related\": \"<string>\"\n        },\n        \"data\": {\n          \"type\": \"<string>\",\n          \"id\": \"<string>\"\n        }\n      },\n      \"wrapped_native_fungible\": {\n        \"links\": {\n          \"related\": \"<string>\"\n        },\n        \"data\": {\n          \"type\": \"<string>\",\n          \"id\": \"<string>\"\n        }\n      }\n    }\n  }\n}",
                      "createdAt": "2026-07-28T03:37:33.000Z",
                      "updatedAt": "2026-07-28T03:37:33.000Z",
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                    },
                    {
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                      "name": "Parameters are malformed",
                      "originalRequest": {
                        "method": "GET",
                        "header": [
                          {
                            "description": "Custom header that allows you to get data for testnets.",
                            "key": "X-Env",
                            "value": "testnet"
                          },
                          {
                            "key": "Accept",
                            "value": "application/json"
                          },
                          {
                            "description": "Added as a part of security scheme: basic",
                            "key": "Authorization",
                            "value": "Basic <credentials>"
                          }
                        ],
                        "url": {
                          "raw": "{{baseUrl}}/v1/chains/:chain_id",
                          "host": [
                            "{{baseUrl}}"
                          ],
                          "path": [
                            "v1",
                            "chains",
                            ":chain_id"
                          ],
                          "variable": [
                            {
                              "key": "chain_id"
                            }
                          ]
                        }
                      },
                      "status": "Bad Request",
                      "code": 400,
                      "_postman_previewlanguage": "json",
                      "header": [
                        {
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                          "value": "application/json"
                        }
                      ],
                      "cookie": [],
                      "responseTime": null,
                      "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                      "createdAt": "2026-07-28T03:37:33.000Z",
                      "updatedAt": "2026-07-28T03:37:33.000Z",
                      "uid": "35240-db9a29c9-5491-41fd-a6cf-121d9e5a8b52"
                    },
                    {
                      "id": "eff03d43-5f5e-48ab-ba13-0a2d5d14d29e",
                      "name": "Unathenticated request",
                      "originalRequest": {
                        "method": "GET",
                        "header": [
                          {
                            "description": "Custom header that allows you to get data for testnets.",
                            "key": "X-Env",
                            "value": "testnet"
                          },
                          {
                            "key": "Accept",
                            "value": "application/json"
                          },
                          {
                            "description": "Added as a part of security scheme: basic",
                            "key": "Authorization",
                            "value": "Basic <credentials>"
                          }
                        ],
                        "url": {
                          "raw": "{{baseUrl}}/v1/chains/:chain_id",
                          "host": [
                            "{{baseUrl}}"
                          ],
                          "path": [
                            "v1",
                            "chains",
                            ":chain_id"
                          ],
                          "variable": [
                            {
                              "key": "chain_id"
                            }
                          ]
                        }
                      },
                      "status": "Unauthorized",
                      "code": 401,
                      "_postman_previewlanguage": "json",
                      "header": [
                        {
                          "key": "Content-Type",
                          "value": "application/json"
                        }
                      ],
                      "cookie": [],
                      "responseTime": null,
                      "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                      "createdAt": "2026-07-28T03:37:33.000Z",
                      "updatedAt": "2026-07-28T03:37:33.000Z",
                      "uid": "35240-eff03d43-5f5e-48ab-ba13-0a2d5d14d29e"
                    },
                    {
                      "id": "a9666b64-59e3-413b-889e-9316a75c4513",
                      "name": "Resource was not found",
                      "originalRequest": {
                        "method": "GET",
                        "header": [
                          {
                            "description": "Custom header that allows you to get data for testnets.",
                            "key": "X-Env",
                            "value": "testnet"
                          },
                          {
                            "key": "Accept",
                            "value": "application/json"
                          },
                          {
                            "description": "Added as a part of security scheme: basic",
                            "key": "Authorization",
                            "value": "Basic <credentials>"
                          }
                        ],
                        "url": {
                          "raw": "{{baseUrl}}/v1/chains/:chain_id",
                          "host": [
                            "{{baseUrl}}"
                          ],
                          "path": [
                            "v1",
                            "chains",
                            ":chain_id"
                          ],
                          "variable": [
                            {
                              "key": "chain_id"
                            }
                          ]
                        }
                      },
                      "status": "Not Found",
                      "code": 404,
                      "_postman_previewlanguage": "json",
                      "header": [
                        {
                          "key": "Content-Type",
                          "value": "application/json"
                        }
                      ],
                      "cookie": [],
                      "responseTime": null,
                      "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                      "createdAt": "2026-07-28T03:37:33.000Z",
                      "updatedAt": "2026-07-28T03:37:33.000Z",
                      "uid": "35240-a9666b64-59e3-413b-889e-9316a75c4513"
                    },
                    {
                      "id": "8f5958ef-a3e2-4bc8-bd9d-aee43bfcea81",
                      "name": "Too many requests error",
                      "originalRequest": {
                        "method": "GET",
                        "header": [
                          {
                            "description": "Custom header that allows you to get data for testnets.",
                            "key": "X-Env",
                            "value": "testnet"
                          },
                          {
                            "key": "Accept",
                            "value": "application/json"
                          },
                          {
                            "description": "Added as a part of security scheme: basic",
                            "key": "Authorization",
                            "value": "Basic <credentials>"
                          }
                        ],
                        "url": {
                          "raw": "{{baseUrl}}/v1/chains/:chain_id",
                          "host": [
                            "{{baseUrl}}"
                          ],
                          "path": [
                            "v1",
                            "chains",
                            ":chain_id"
                          ],
                          "variable": [
                            {
                              "key": "chain_id"
                            }
                          ]
                        }
                      },
                      "status": "Too Many Requests",
                      "code": 429,
                      "_postman_previewlanguage": "json",
                      "header": [
                        {
                          "key": "Content-Type",
                          "value": "application/json"
                        }
                      ],
                      "cookie": [],
                      "responseTime": null,
                      "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                      "createdAt": "2026-07-28T03:37:33.000Z",
                      "updatedAt": "2026-07-28T03:37:33.000Z",
                      "uid": "35240-8f5958ef-a3e2-4bc8-bd9d-aee43bfcea81"
                    }
                  ],
                  "createdAt": "2026-07-28T03:37:33.000Z",
                  "updatedAt": "2026-07-28T03:37:33.000Z",
                  "uid": "35240-13686af5-17aa-450c-9027-d2b0b1074316"
                }
              ],
              "id": "02a95ac1-1252-4481-bdff-24536208dd9e",
              "createdAt": "2026-07-28T03:37:33.000Z",
              "updatedAt": "2026-07-28T03:37:33.000Z",
              "uid": "35240-02a95ac1-1252-4481-bdff-24536208dd9e"
            },
            {
              "name": "Get list of all chains",
              "id": "4547226e-ec39-44ec-99a0-66adb3c5e861",
              "protocolProfileBehavior": {
                "disableBodyPruning": true
              },
              "request": {
                "method": "GET",
                "header": [
                  {
                    "description": "Custom header that allows you to get data for testnets.",
                    "key": "X-Env",
                    "value": "testnet"
                  },
                  {
                    "key": "Accept",
                    "value": "application/json"
                  }
                ],
                "url": {
                  "raw": "{{baseUrl}}/v1/chains/",
                  "host": [
                    "{{baseUrl}}"
                  ],
                  "path": [
                    "v1",
                    "chains",
                    ""
                  ]
                },
                "description": "This endpoint returns list of all chains supported by Zerion.\n\nThis endpoint supports testnets. To get data for testnets use `X-Env` header.\n"
              },
              "response": [
                {
                  "id": "09724c9f-e329-451f-8fc2-61a834095947",
                  "name": "Response for requested list of chains",
                  "originalRequest": {
                    "method": "GET",
                    "header": [
                      {
                        "description": "Custom header that allows you to get data for testnets.",
                        "key": "X-Env",
                        "value": "testnet"
                      },
                      {
                        "key": "Accept",
                        "value": "application/json"
                      },
                      {
                        "description": "Added as a part of security scheme: basic",
                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/chains/",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "chains",
                        ""
                      ]
                    }
                  },
                  "status": "OK",
                  "code": 200,
                  "_postman_previewlanguage": "json",
                  "header": [
                    {
                      "key": "Content-Type",
                      "value": "application/json"
                    }
                  ],
                  "cookie": [],
                  "responseTime": null,
                  "body": "{\n  \"links\": {\n    \"self\": \"<string>\"\n  },\n  \"data\": [\n    {\n      \"type\": \"<string>\",\n      \"id\": \"<string>\",\n      \"attributes\": {\n        \"name\": \"<string>\",\n        \"external_id\": \"<string>\",\n        \"icon\": {\n          \"url\": \"<string>\"\n        },\n        \"explorer\": {\n          \"name\": \"<string>\",\n          \"token_url_format\": \"<string>\",\n          \"tx_url_format\": \"<string>\",\n          \"home_url\": \"<string>\"\n        },\n        \"rpc\": {\n          \"internal_server_url_format\": \"<string>\",\n          \"public_servers_url\": [\n            \"<string>\",\n            \"<string>\"\n          ]\n        },\n        \"flags\": {\n          \"supports_trading\": \"<boolean>\",\n          \"supports_sending\": \"<boolean>\",\n          \"supports_bridge\": \"<boolean>\"\n        }\n      },\n      \"relationships\": {\n        \"native_fungible\": {\n          \"links\": {\n            \"related\": \"<string>\"\n          },\n          \"data\": {\n            \"type\": \"<string>\",\n            \"id\": \"<string>\"\n          }\n        },\n        \"wrapped_native_fungible\": {\n          \"links\": {\n            \"related\": \"<string>\"\n          },\n          \"data\": {\n            \"type\": \"<string>\",\n            \"id\": \"<string>\"\n          }\n        }\n      }\n    },\n    {\n      \"type\": \"<string>\",\n      \"id\": \"<string>\",\n      \"attributes\": {\n        \"name\": \"<string>\",\n        \"external_id\": \"<string>\",\n        \"icon\": {\n          \"url\": \"<string>\"\n        },\n        \"explorer\": {\n          \"name\": \"<string>\",\n          \"token_url_format\": \"<string>\",\n          \"tx_url_format\": \"<string>\",\n          \"home_url\": \"<string>\"\n        },\n        \"rpc\": {\n          \"internal_server_url_format\": \"<string>\",\n          \"public_servers_url\": [\n            \"<string>\",\n            \"<string>\"\n          ]\n        },\n        \"flags\": {\n          \"supports_trading\": \"<boolean>\",\n          \"supports_sending\": \"<boolean>\",\n          \"supports_bridge\": \"<boolean>\"\n        }\n      },\n      \"relationships\": {\n        \"native_fungible\": {\n          \"links\": {\n            \"related\": \"<string>\"\n          },\n          \"data\": {\n            \"type\": \"<string>\",\n            \"id\": \"<string>\"\n          }\n        },\n        \"wrapped_native_fungible\": {\n          \"links\": {\n            \"related\": \"<string>\"\n          },\n          \"data\": {\n            \"type\": \"<string>\",\n            \"id\": \"<string>\"\n          }\n        }\n      }\n    }\n  ]\n}",
                  "createdAt": "2026-07-28T03:37:33.000Z",
                  "updatedAt": "2026-07-28T03:37:33.000Z",
                  "uid": "35240-09724c9f-e329-451f-8fc2-61a834095947"
                },
                {
                  "id": "ac114056-98bd-4f39-8419-28bdb7d1cc79",
                  "name": "Parameters are malformed",
                  "originalRequest": {
                    "method": "GET",
                    "header": [
                      {
                        "description": "Custom header that allows you to get data for testnets.",
                        "key": "X-Env",
                        "value": "testnet"
                      },
                      {
                        "key": "Accept",
                        "value": "application/json"
                      },
                      {
                        "description": "Added as a part of security scheme: basic",
                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/chains/",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "chains",
                        ""
                      ]
                    }
                  },
                  "status": "Bad Request",
                  "code": 400,
                  "_postman_previewlanguage": "json",
                  "header": [
                    {
                      "key": "Content-Type",
                      "value": "application/json"
                    }
                  ],
                  "cookie": [],
                  "responseTime": null,
                  "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                  "createdAt": "2026-07-28T03:37:33.000Z",
                  "updatedAt": "2026-07-28T03:37:33.000Z",
                  "uid": "35240-ac114056-98bd-4f39-8419-28bdb7d1cc79"
                },
                {
                  "id": "19d18ab1-d739-4b07-b641-ec4afce0b8a4",
                  "name": "Unathenticated request",
                  "originalRequest": {
                    "method": "GET",
                    "header": [
                      {
                        "description": "Custom header that allows you to get data for testnets.",
                        "key": "X-Env",
                        "value": "testnet"
                      },
                      {
                        "key": "Accept",
                        "value": "application/json"
                      },
                      {
                        "description": "Added as a part of security scheme: basic",
                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/chains/",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "chains",
                        ""
                      ]
                    }
                  },
                  "status": "Unauthorized",
                  "code": 401,
                  "_postman_previewlanguage": "json",
                  "header": [
                    {
                      "key": "Content-Type",
                      "value": "application/json"
                    }
                  ],
                  "cookie": [],
                  "responseTime": null,
                  "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                  "createdAt": "2026-07-28T03:37:33.000Z",
                  "updatedAt": "2026-07-28T03:37:33.000Z",
                  "uid": "35240-19d18ab1-d739-4b07-b641-ec4afce0b8a4"
                },
                {
                  "id": "d9b62ead-2e80-4a43-ba23-87b7598ad099",
                  "name": "Too many requests error",
                  "originalRequest": {
                    "method": "GET",
                    "header": [
                      {
                        "description": "Custom header that allows you to get data for testnets.",
                        "key": "X-Env",
                        "value": "testnet"
                      },
                      {
                        "key": "Accept",
                        "value": "application/json"
                      },
                      {
                        "description": "Added as a part of security scheme: basic",
                        "key": "Authorization",
                        "value": "Basic <credentials>"
                      }
                    ],
                    "url": {
                      "raw": "{{baseUrl}}/v1/chains/",
                      "host": [
                        "{{baseUrl}}"
                      ],
                      "path": [
                        "v1",
                        "chains",
                        ""
                      ]
                    }
                  },
                  "status": "Too Many Requests",
                  "code": 429,
                  "_postman_previewlanguage": "json",
                  "header": [
                    {
                      "key": "Content-Type",
                      "value": "application/json"
                    }
                  ],
                  "cookie": [],
                  "responseTime": null,
                  "body": "{\n  \"errors\": [\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    },\n    {\n      \"title\": \"<string>\",\n      \"detail\": \"<string>\"\n    }\n  ]\n}",
                  "createdAt": "2026-07-28T03:37:33.000Z",
                  "updatedAt": "2026-07-28T03:37:33.000Z",
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                }
              ],
              "createdAt": "2026-07-28T03:37:33.000Z",
              "updatedAt": "2026-07-28T03:37:33.000Z",
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            }
          ],
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          "updatedAt": "2026-07-28T03:37:33.000Z",
          "uid": "35240-e111c8fc-8354-446d-85f9-67b44a6f709d"
        }
      ],
      "id": "6bcd6a52-7f88-45db-9ca3-7244259738ba",
      "createdAt": "2026-07-28T03:37:33.000Z",
      "updatedAt": "2026-07-28T03:37:33.000Z",
      "uid": "35240-6bcd6a52-7f88-45db-9ca3-7244259738ba"
    }
  ],
  "auth": {
    "type": "basic",
    "basic": [
      {
        "key": "username",
        "value": "{{basicAuthUsername}}",
        "type": "string"
      },
      {
        "key": "password",
        "value": "{{basicAuthPassword}}",
        "type": "string"
      }
    ]
  },
  "variable": [
    {
      "key": "baseUrl",
      "value": "https://api.zerion.io"
    }
  ]
}