{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "937107046",
    "entityType": "User",
    "nonce": "0x1b581294371b5fee097d4a4a28dbc5a3139c71e4ba03194ae4546c5fc4a3f7a0",
    "signature": "0x1aaf923c59e1107507c71851d93f3f1d0382059f8268a0f4eff4c2bc507777dc2d21b56c403ab4d29f21477ccd244b216706cb0b9fbf116292231fd741c7e2b91c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}