{
  "code": "422",
  "error": "Invalid parameters",
  "message": "The request could not be understood by the server due to malformed syntax.
     The client SHOULD NOT repeat the request without modifications."
  details: {
    fieldViolations: [
      {
        field: "to",
        description: "The (+15551) is not a valid phone number"
      }
    ]

  }