{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176556",
    "entityType": "User",
    "nonce": "0xf50f36159b84af80a8e46a51662a8cc718c898c5c2b25dae2beef3eaa90f0009",
    "signature": "0x7284a75966b58b59e19bcd2b64ed62d772c651be977aa3d387a11395dd1e50597728d50f11b30cbfdbfe8fd225b5866a273c0fc3110cea9623f9497a83a12b2d1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}