{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84386",
    "entityType": "User",
    "nonce": "0x7ea6e7ff0433a219e0ce044d45ebf77f58f6d9c5104abf8fe607c154b9bcf7f0",
    "signature": "0xc44d07ffd478fedf6d68024f75522bbff7dd7eecd9df737380b38e70499ea27a0ca7d3fb6f5fc87480d8e0bc3bfeacd41936389bc87521afbae4a0784441a40f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}