{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "898359",
    "entityType": "User",
    "nonce": "0xcc6bcc2972e60d1c12400ca6a6b073143fb60b4612ea56c50a357d4182e6dcb8",
    "signature": "0xc00d36bcf869e9ad9660051da448e8bde9e3fc528c2827afd8228bc12e3f74906b67aa182180ee33bdcc874821f9bf6ca3c52e45338fa3f029dc02439d4ea7a01c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}