{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "434267746",
    "entityType": "User",
    "nonce": "0xb15e69d2acba2b63d0dd77a34aec38f267c2024662fa17dcfc615a9fcdbf814b",
    "signature": "0xc35217e49858b2e857accfd2a094ac39cfd69e24e1b68edc601527ffc4b83c3034bee2cee6f69f7b50dc3d2fe7f78aef338d216395178701dc03488ead353daf1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}