{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "79172",
    "entityType": "User",
    "nonce": "0x0a5fc987aae5293474d36ba8792de7b0c803ae0080551195071bbf9065feed1e",
    "signature": "0x3fde2ef4bb4e71b8c9f1c28d2ce5a17dacd4e4033a337d4ff9897c17c22909a2236064a30f627ab896c92f9d06aecefe545848b13bca7dd62082e07f923a99711c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}