ErrorEnvelope

Standard error response envelope. Returned for every failure regardless of status code, so branch on success rather than on the HTTP status.

successbooleanrequired

Possible values: [false]

error objectrequired

Machine-readable failure detail. code is stable and safe to branch on; message is for humans and may change.

codestringrequired

Machine-readable error code

Example: MISSING_PARAM

messagestringrequired

Human-readable error message

Example: Missing required parameter: chainId

details

Additional error context (varies by error code)

ErrorEnvelope

{
  "success": false,
  "error": {
    "code": "MISSING_PARAM",
    "message": "Missing required parameter: chainId"
  }
}