{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28753",
    "entityType": "User",
    "nonce": "0xc0998325bde9f466394d1447ce107b782e5fac3420e7e96aed6e60dc323ff0ab",
    "signature": "0x83d39247cb3e705b26b8db0487980d038d5aeba7914097148aeea5d99a55fe9f227d8ac5aafd52041c286169da315b728de2165da5e19825343fc98918850e971b",
    "signer": "0xaf687f55Ef60bd4a787Fb6bF971B886C8F6AFDe0",
    "userId": "986541736"
  }
}