{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80654",
    "entityType": "User",
    "nonce": "0x1d219e1d380ebafd700147eaa427b2f1988df9fb6e2ab5d6d1b1bdd472bddb63",
    "signature": "0xf361f30622c636d0e1ca378a1ca1cfaae22d125996b89cb8f767ce700f0784a47d6e8bda7ee30fb291ccc5f2846a561ded9c42db66fe40ce57100795ee393c9a1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}