{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "372966",
    "entityType": "User",
    "nonce": "0xfa526d865ad1450057a24be87bca2a4bf64d9a3081da97c0ddb51f67c009e4a6",
    "signature": "0x0566ef820092ef26fa6113b1f13fdc9968c3b911d25cd1d1c332d50b8ef076e03695ac2c0378c2e44b9d5ae5a563896a31d580d0a91c1cc19b7cb88f310761721c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}