{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "824706981",
    "entityType": "User",
    "nonce": "0xfc1a895358d8da8094260e2fd6d38f4e1e6624d87d2b63178d0670c85b8a3fa3",
    "signature": "0x1c459d34c30ee581645f14654ad292faaa62f6b8c5ebf5b27c4ce2d0c37ba4d3435a02e948fb8f67723d86435d1add6ddf6999b9bedb12bad116af9c02a6a8661b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}