{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41717",
    "entityType": "User",
    "nonce": "0x3cf989146328255d2d8d24b8e8dbaf0cc19f5ddf38f5c20317afa40689e38e68",
    "signature": "0xa74260ff59a8a91529563b7709ad14f7c9659584beffe3dc58f1c6798e18e3d9249c0299018b584acb2dbba1d7256c5286892db1ee45fc4e9ade2ec02be476711b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}