{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "357225773",
    "entityType": "User",
    "nonce": "0xd08b4f1b6d7d80eb82037c8b2b4171f193560d99827c38fd41d9ce21a2f49977",
    "signature": "0x44eee7338ff5701c2eb15870e7e95e7effa0ad711c8de1f821e5ba16ba87a52d282209ef91ba6c77f4c6e6c08db0bdff750f62b2a03f234238e4cd4e842914911c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}