{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x0032136f97ac5162a104b55d523c328581beed0f4246ee2024ce1df9cdd617f6",
    "signature": "0x5444fab30b42460ce7eac5a946a85af4428a441a74e7f72397f294cd101c54401d89b29401a5ddcee9e4a14ac700bd7b1217eb8e6782953228e27e08a5aea9d11c",
    "signer": "0x01cC8C450C0e5cC37F78327bB548220F4E7AFF70",
    "userId": "482693489"
  }
}