{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170448",
    "entityType": "User",
    "nonce": "0x715d667e420bd61a9d7c9e95c785f450d03ed780a236717e0c574282046b310d",
    "signature": "0x1fb2ab754ae4ac92e77e02a006ffab7e981ca053f64d6b525b9481522f1a088c7e8c022dc106ecef5df1485e1eefe6aec21a29140974a8da7e2effc5a21c8e9f1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}