{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325624",
    "entityType": "User",
    "nonce": "0x956830bc31cbb6c523696c3d1fcf53db299fb9bdbc0daf98d25de1585216ce1b",
    "signature": "0x93b59321fcfe8e977c9f68295c7092f50b4a6a97cc72fdc56e6daceb66520f8d21ed18928b993641a93b559f2715e2a787ceff18767d2edc6e51a1e2d7bffe5c1c",
    "signer": "0x585c1B957B5089B4e639fdD7D6b3913604Ac56bD",
    "userId": "52295307"
  }
}