{ "info": { "_postman_id": "1e6d1bd9-d1fd-4316-9d5d-ac99b0af0bc0", "name": "Dwolla API - Tokens", "description": "Dwolla API Documentation\n\nContact Support:\n Name: Dwolla Developer Relations Team\n Email: api@dwolla.com", "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json", "createdAt": "2026-07-28T01:33:20.000Z", "updatedAt": "2026-07-28T01:33:21.000Z", "lastUpdatedBy": "35240", "uid": "35240-1e6d1bd9-d1fd-4316-9d5d-ac99b0af0bc0" }, "item": [ { "name": "token", "item": [ { "name": "Create an application access token", "id": "6ddd69e0-3ac6-4cf5-bc27-f49149bbca65", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/x-www-form-urlencoded" }, { "key": "Accept", "value": "application/json" } ], "body": { "mode": "urlencoded", "urlencoded": [ { "description": "(Required) Must be set to \"client_credentials\"", "key": "grant_type", "value": "client_credentials" } ] }, "url": { "raw": "{{baseUrl}}/token", "host": [ "{{baseUrl}}" ], "path": [ "token" ] }, "description": "Generate an application access token using OAuth 2.0 client credentials flow for server-to-server authentication. Requires client ID and secret sent via Basic authentication header with grant_type=client_credentials in the request body. Returns a bearer access token with expiration time for authenticating API requests scoped to your application. Essential for secure API access." }, "response": [ { "id": "d3ee74a9-ccff-4d6c-9acf-5709231f0392", "name": "successful operation", "originalRequest": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/x-www-form-urlencoded" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: oauth2", "key": "Authorization", "value": "" } ], "body": { "mode": "urlencoded", "urlencoded": [ { "description": "(Required) Must be set to \"client_credentials\"", "key": "grant_type", "value": "client_credentials" } ] }, "url": { "raw": "{{baseUrl}}/token", "host": [ "{{baseUrl}}" ], "path": [ "token" ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"access_token\": \"\",\n \"token_type\": \"\",\n \"expires_in\": \"\"\n}", "createdAt": "2026-07-28T01:33:21.000Z", "updatedAt": "2026-07-28T01:33:21.000Z", "uid": "35240-d3ee74a9-ccff-4d6c-9acf-5709231f0392" }, { "id": "b1ce17e6-aaa0-4d51-bdb2-821b171739ab", "name": "Unauthorized", "originalRequest": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/x-www-form-urlencoded" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: oauth2", "key": "Authorization", "value": "" } ], "body": { "mode": "urlencoded", "urlencoded": [ { "description": "(Required) Must be set to \"client_credentials\"", "key": "grant_type", "value": "client_credentials" } ] }, "url": { "raw": "{{baseUrl}}/token", "host": [ "{{baseUrl}}" ], "path": [ "token" ] } }, "status": "Unauthorized", "code": 401, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\"\n}", "createdAt": "2026-07-28T01:33:21.000Z", "updatedAt": "2026-07-28T01:33:21.000Z", "uid": "35240-b1ce17e6-aaa0-4d51-bdb2-821b171739ab" } ], "createdAt": "2026-07-28T01:33:21.000Z", "updatedAt": "2026-07-28T01:33:21.000Z", "uid": "35240-6ddd69e0-3ac6-4cf5-bc27-f49149bbca65" } ], "id": "fef04bf8-58f9-433c-a280-c3cb98022a5a", "createdAt": "2026-07-28T01:33:21.000Z", "updatedAt": "2026-07-28T01:33:21.000Z", "uid": "35240-fef04bf8-58f9-433c-a280-c3cb98022a5a" } ], "auth": { "type": "oauth2", "oauth2": [ { "key": "accessTokenUrl", "value": "/token", "type": "string" }, { "key": "grant_type", "value": "client_credentials", "type": "string" } ] }, "variable": [ { "key": "baseUrl", "value": "https://api.dwolla.com" } ] }