{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28851",
    "entityType": "User",
    "nonce": "0x61891ce3b408146707dd230a35259c746313d518d2ffcf0913254c8de3830783",
    "signature": "0x0571208e35b48743c37cb7ee5bea638b373004e4ade0280da723541ba67d524f021f42c914ea9251d23337a3020299d1bf5421825fa072be67becabbcf845d471b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}