{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0xe9a7b0d42868c54b4fbf62a9eff35a12b23a0711bea27aa96bfe559f5f37902b",
    "signature": "0xd0f22d11096169fbdfdffbe76d03d141ac859780dbffd59c4a4291fae9699e4b17674edbfa28e37b9d36a41947ccc414cafccfb76fb443e3f9b624d1cd5395f71c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}