{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "456716469",
    "entityType": "User",
    "nonce": "0xaf50366acc4a432f754d26e70956e32896b98d2b3db8052fa1b42d9f03b762f6",
    "signature": "0xb26008401bd9dbf910b577fc94339bc0637c01808ed109890c9e5bf924a00c5f11d39e76eae29f68d2920c11039b12be8ea8a306d81066ff878d13eb228ec77d1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}