{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x860c1534913db31c4f1dc80777684a92ee7eb7de4257f76e4945f775e5d69a12",
    "signature": "0x6942d3b53db2aed5ab102cab0fcfc8be3ceed86c7010b474d8b207ddf971a80878dbe0d88b391afa7bc5d7d866da7476714d827fb8b58d68e245e067baea12251b",
    "signer": "0x18eCB97d7397095705C527E23EfB6f7A2dC1b185",
    "userId": "37788393"
  }
}