{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926085898",
    "entityType": "User",
    "nonce": "0x50b63a4e7b5a040188e191161118fe11a680b5572d291db8cb57030eae778c16",
    "signature": "0x1aba6c206642634cad35e1ee4696866436999f1129d430852bfd491b83d9df3a7be8a7fa95b6ae147f509065c08a8be2c512599c23e41dfbae84ee15d2e9e89a1b",
    "signer": "0x99184440Ee6a129090E49a1c231270aBC49a9427",
    "userId": "21285244"
  }
}