{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384011",
    "entityType": "User",
    "nonce": "0xcb7b6a5790237d9b62c9589b4d89820b388ed0cb63aaff938a25b0ef2be48757",
    "signature": "0xaba94ef8482f00d5d4e11ada6c1d05b489d6c0a57e2d11c21789c316d1caa4777a11a7504cb371369ab42f5b37b7a391dda2b9593bde420bbd0c588e3fe88c721c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}