{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "876823522",
    "entityType": "User",
    "nonce": "0x11b94d8c721e33e3a6f0df50b32ef25729455ccc1854ee0806b0cf6824733570",
    "signature": "0x960b3b63b1d4127809b263d3719e5b1b0093a31094ea73288860526174ea714e5837907bb9bcf0eb264b0457640c4401a32900b79ecd7c77b52310c615f5c5991b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}