{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x22003dab3795a6ebe305922228be3b82af1a842da033f46061e791bae75d32a0",
    "signature": "0x691043df6fed957e6cd08d53ebde4ceb1edd015ad0221127f8003d3f02054a55188db565f52a317bbe31b1d3f2ba03ce463dca9e6e5bc3ddf54450021396225a1b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}