{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66183",
    "entityType": "User",
    "nonce": "0xc986530f3e5f21220ceaa743d4c7cb906291e5e3fa8b937ffa97722d28d9757f",
    "signature": "0xa92d0666467d2ebe659bca0befc7a2cf196280b95b19b587105b01181943318b7200bb3b4116adea1c282987d49cc539cf90b9a434988334c0df7100dc299eb41c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}