{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "201894",
    "entityType": "User",
    "nonce": "0xbc895e9703eaee165c6f4d084f4f84d7e56def2df06ed06ad146b2cd7156b4c7",
    "signature": "0x0279e068f1346594e80045ca545bb335a533b3aed2a92a9b05590fadaab968611bf87aecef69ef2a106c88466f335e8b456ac1a827a1359398991ddf4fa9938e1b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}