{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356254",
    "entityType": "User",
    "nonce": "0x2350a189a830e9de337ebb23da8a0b5b96ade04266c795f924fd442b38dd881c",
    "signature": "0xd98a7ef212170fc0daba44704d3c9541ed663ca73213faa46bebac5b3effcb4958151cfdc1349b749db1e3244981807ba01e6a42e136c3ba0e303c233fbf265c1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}