{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232937",
    "entityType": "User",
    "nonce": "0x1e9b7dcf416d6ce5374cef0981d8b77cd455a9656d6fd8bda819739ff02e2c0c",
    "signature": "0x7f7bf92e9e6eb161de2df90dd2f1b92c08242ca874583e0ffc7f9e4a708cb5166a4d9d77aef9b4ac0e76c638d6b9c13dc3844415e5b06b049b0da39e61cbeea21b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}