{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67066",
    "entityType": "User",
    "nonce": "0xe4e474521d676d60705dcc154f947b5f5f54bf1150a84748be437c396de56e6a",
    "signature": "0x14d7654d5fc9987bb051cd34c9b211ad79d580183ceba3ecf59a18b245c502b57fa864f299ce420ca52e2c64453e681fbe4e2e8680a5d5ceae0252fd0f09ffae1b",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}