{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "334242",
    "entityType": "User",
    "nonce": "0x84eb0a27d7fc081d90d1c0d96a9812eb92c40438d4b54b01497fef607bac34a0",
    "signature": "0xebc0c17fe4546aa1525db6798926b2fc568786b8b5295ae559a0cb5b8b64617447deca507d87911abc87f9c9a17c8287f5c293ae870377be3ac89e29cf00010c1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}