{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38396",
    "entityType": "User",
    "nonce": "0x2396f518ec1be56a0bf169e4588e4f1e5510729a2a79f8fe765607a82741f803",
    "signature": "0x68678d0a4cfbb2563b8732b4a0b01cfc49cd6141aa9bd0778a2030de7c9317bc38e424f247c0c2d39996a50f4b9dabd58031373b80ad362d6ec98ea51505257b1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}