{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "43849",
    "entityType": "User",
    "nonce": "0x61d5e88082b57ad8a829c0091a151ac8829c972ecb018d61fb871e61e0a2105c",
    "signature": "0xe169c7cddf9678f25e9fff0af5e8e92507e3d06be9c666b5852d5ff945f8b4651720310e53e67cbe1e02f27ce9ff95d46e2474543f8608b392c49a44d3cb36871b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}