{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "846471257",
    "entityType": "User",
    "nonce": "0x41fa4cfb0e18605e11eaaa60845e8ad66884013d73873f7fb9dd327c7309ff1e",
    "signature": "0xd63e23b8edd76c2c948df54e5731b7a616d3389cc839af6fe9a57b66d6b1fa3966bddd77edd811283e9d4bffd116d08173544d781833ad9ed3470f31cd24e5421c",
    "signer": "0x796D60E9fE921C82Ef20f6329e27dD246392f542",
    "userId": "809803"
  }
}