{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83596",
    "entityType": "User",
    "nonce": "0xd994298ab1bd59b6e582aa2df1802046216f39ea8940c2bbe60e6a2829689057",
    "signature": "0x9ffc53418f18119e12feef2e2bb047bf2cf9b5ccae5dc41144b8bf16d17d37f457423ad06b352c0a72eeb76f5b74b2947e03c5c66f00d617ed86f5e2f1ef74811c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}