{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "380787",
    "entityType": "User",
    "nonce": "0x0afa58e623a8ede20dea19184dab4a40bda3760db9da530a92a98b93c637d41a",
    "signature": "0x2371543c79dfcc839ce325c11cf855d428e88575051d4b7fcf7bf9c6509fce61236cd3af23f6cfdcfe10d0f92190bcf83612ade30e08dcda360eb03f53eb3e421b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}