{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136466",
    "entityType": "User",
    "nonce": "0x1f79e3c4017e430cdb4fbf765c3e8efb08c95d0cf4ddd1ced7e22630352532dc",
    "signature": "0x454acd4183c041d1fdded2aa87d119c42b54f760f0eb251940f26cd5e66367193a32d3b6bf8570deacb3a45978927a025a3b2ad4ba2232f1b91465909ca146901b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}