{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xe4bb424d74dc42f7d6dec96c01140642f85567234d0b3d0676b9ab95adad4662",
    "signature": "0x24e9c5681f2a8a5d3e21986915a005d5b29ddd70d3566da25404c5a8e20168315e3aa3d3643b4711661f1ed77984e6572e159ca31ec2933ad9b38c863b5dea831b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}