{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "847382330",
    "entityType": "User",
    "nonce": "0x119dcb93ec417284745265184a393e884e8c735a31fc89f11903743ade95fd9e",
    "signature": "0xd79dd90491f9c77a25ed04a8fd0c4fa9e31817999fb8e9c2d42398e37afce37208f8e225b64e024d638dc4da9e2557e624de8ab0dc6cf76a9a53f80d4e9513911b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}