{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x4bd413bb5663ff732df6213fc27eac9e9b8804709ad47510082061bc5bcee2f0",
    "signature": "0xd5c394f2ba56c33ffa2344655b64d032c05f30417522734c270614493ebda04d163c08df717a4985952cd5444f6cc8250655d4cd3121bd8976f6ac8ae68c14cb1b",
    "signer": "0x5dbC53C543BdfE71AEb38f1Edef3E53cbd920f07",
    "userId": "832445087"
  }
}