{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67863854",
    "entityType": "User",
    "nonce": "0x082382030051233d66bdc27b366f98b566a2a51e9c12502f1b27df7487708663",
    "signature": "0xece2d8ccd5b1d8f42430d760ed66e860a33af9bc13d37b1058eda4dfbb3eea745ad69ff2d7b3b8493a18874f8042b883121030abfb363abb276b33dbe275c8701c",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}