Errors

Error responses include a machine-readable code and a human-readable message.

{
  "error": {
    "code": "invalid_request",
    "message": "The 'username' field is required."
  }
}

Status	Meaning
`400`	Bad request — check your parameters
`401`	Unauthorized — missing or invalid API key
`403`	Forbidden — insufficient permissions
`404`	Not found — resource does not exist
`409`	Conflict — resource already exists
`422`	Unprocessable — validation error
`429`	Rate limited — slow down
`500`	Internal server error