{
  "openrpc": "1.2.1",
  "info": {
    "title": "Hive Wallet MetaMask Snap API",
    "description": "API for interacting with the Hive blockchain through MetaMask",
    "version": "1.0.0",
    "license": {
      "name": "MIT"
    }
  },
  "methods": [
    {
      "name": "hive_getPublicKeys",
      "description": "Retrieves Hive public keys derived from the MetaMask wallet for specified roles and account indices.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "keys",
          "description": "Array of key specifications defining which keys to retrieve",
          "required": true,
          "schema": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "accountIndex": {
                  "type": "number",
                  "description": "HD wallet account index (defaults to 0 if not specified)",
                  "default": 0
                },
                "role": {
                  "type": "string",
                  "description": "Hive key role (posting, active, owner, memo)",
                  "enum": ["posting", "active", "owner", "memo"]
                }
              },
              "required": ["role"]
            }
          }
        }
      ],
      "result": {
        "name": "getPublicKeysResult",
        "description": "Object containing the derived public keys",
        "schema": {
          "type": "object",
          "properties": {
            "publicKeys": {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "accountIndex": {
                    "type": "number",
                    "description": "The HD wallet account index used"
                  },
                  "role": {
                    "type": "string",
                    "description": "The Hive key role"
                  },
                  "publicKey": {
                    "type": "string",
                    "description": "The derived Hive public key"
                  }
                }
              }
            }
          }
        }
      }
    },
    {
      "name": "hive_signTransaction",
      "description": "Signs a Hive transaction using keys derived from the MetaMask wallet.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "transaction",
          "description": "Serialized Hive transaction (JSON string)",
          "required": true,
          "schema": {
            "type": "string"
          }
        },
        {
          "name": "keys",
          "description": "Array of key specifications to use for signing",
          "required": true,
          "schema": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "accountIndex": {
                  "type": "number",
                  "description": "HD wallet account index (defaults to 0 if not specified)",
                  "default": 0
                },
                "role": {
                  "type": "string",
                  "description": "Hive key role (posting, active, owner, memo)",
                  "enum": ["posting", "active", "owner", "memo"]
                }
              },
              "required": ["role"]
            }
          }
        },
        {
          "name": "chainId",
          "description": "Optional Hive blockchain ID",
          "required": false,
          "schema": {
            "type": "string"
          }
        }
      ],
      "result": {
        "name": "signTransactionResult",
        "description": "Object containing transaction signatures",
        "schema": {
          "type": "object",
          "properties": {
            "signatures": {
              "type": "array",
              "items": {
                "type": "string",
                "description": "Hex-encoded transaction signature"
              }
            }
          }
        }
      }
    },
    {
      "name": "hive_encrypt",
      "description": "Encrypts a buffer using Hive keys derived from the MetaMask wallet.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "buffer",
          "description": "String data to encrypt",
          "required": true,
          "schema": {
            "type": "string"
          }
        },
        {
          "name": "firstKey",
          "description": "Key specification for the first encryption key",
          "required": true,
          "schema": {
            "type": "object",
            "properties": {
              "accountIndex": {
                "type": "number",
                "description": "HD wallet account index (defaults to 0 if not specified)",
                "default": 0
              },
              "role": {
                "type": "string",
                "description": "Hive key role (posting, active, owner, memo)",
                "enum": ["posting", "active", "owner", "memo"]
              }
            },
            "required": ["role"]
          }
        },
        {
          "name": "secondKey",
          "description": "Second key for encryption (either KeyIndex object or a public key string)",
          "required": false,
          "schema": {
            "oneOf": [
              {
                "type": "object",
                "properties": {
                  "accountIndex": {
                    "type": "number",
                    "default": 0
                  },
                  "role": {
                    "type": "string",
                    "enum": ["posting", "active", "owner", "memo"]
                  }
                },
                "required": ["role"]
              },
              {
                "type": "string",
                "description": "Public key string"
              }
            ]
          }
        },
        {
          "name": "nonce",
          "description": "Optional nonce value for encryption",
          "required": false,
          "schema": {
            "type": "number"
          }
        }
      ],
      "result": {
        "name": "encryptResult",
        "description": "Object containing the encrypted buffer",
        "schema": {
          "type": "object",
          "properties": {
            "buffer": {
              "type": "string",
              "description": "Encrypted data"
            }
          }
        }
      }
    },
    {
      "name": "hive_decrypt",
      "description": "Decrypts a buffer using a Hive key derived from the MetaMask wallet.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "buffer",
          "description": "Encrypted string data to decrypt",
          "required": true,
          "schema": {
            "type": "string"
          }
        },
        {
          "name": "firstKey",
          "description": "Key specification for decryption",
          "required": true,
          "schema": {
            "type": "object",
            "properties": {
              "accountIndex": {
                "type": "number",
                "description": "HD wallet account index (defaults to 0 if not specified)",
                "default": 0
              },
              "role": {
                "type": "string",
                "description": "Hive key role (posting, active, owner, memo)",
                "enum": ["posting", "active", "owner", "memo"]
              }
            },
            "required": ["role"]
          }
        }
      ],
      "result": {
        "name": "decryptResult",
        "description": "Object containing the decrypted buffer",
        "schema": {
          "type": "object",
          "properties": {
            "buffer": {
              "type": "string",
              "description": "Decrypted data"
            }
          }
        }
      }
    }
  ]
}