{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71385",
    "entityType": "User",
    "nonce": "0x2bc71088befb898251a99b43051d9a80c92a4a62906d2e1bc9f8832a62db9cf3",
    "signature": "0x32321f9aef0eb21f9d612e39dbcde6d6dc503a3762413c58449c526f2ef5d464028db2d9c4701f1c39e0da01cf493147d9f3c903df066c1ce2bd0d1873f5b6151c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}