{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xc8695d8bf5961261bac70fbd5730aa5b1a93b0ad72bf45d400b43bd56d68c0aa",
    "signature": "0x0a7e0b497d30f380c91a08a553960bf77598980d014c7c8e4dde07091ae4075f3c52f214e5d1508bb53c7c026ba954691f454d9a77b0dfc0f08d81ed3a9029fe1b",
    "signer": "0x7Ad86c0C29e71BE824d5D9ddCFc5bdfdcb063BBa",
    "userId": "794070980"
  }
}