{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32021836",
    "entityType": "User",
    "nonce": "0xce4a5732d5a6b1f0ebb37f234353ef9b0a10b98a49449be2ceb6f847e0fb8090",
    "signature": "0x62dc70c8f18927a9bc0dc6d9aac740260ab983ddeab9bc61c2276ade7c2a93dc55f76dad7392f91c77799ddc3e197223777f3fc9986adaef1268ec2941b721661c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}