{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97858235",
    "entityType": "User",
    "nonce": "0xf4bb57424a89c1efae6bbabeeaa3d65b99238e9ebbc997b79e835529ce6ce2ff",
    "signature": "0xe4702b64580a52a3e8c9da2fca9e432b2895e646d691a93e50adb2b7e37edbe2742dbfcd4b97d91bfa973f94160ca159db1d5d64f34fb988d6fad232e285080f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}