{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114075218",
    "entityType": "User",
    "nonce": "0xa3dc5982644ca2eb40c88f2bc2dc77aae85930c25cce614d3121d4359a3041bc",
    "signature": "0x9d330f205ddf6b1f891c8473b99384d3c298b5ad84f6467950a73e364ffceddb520c99e8cfcfbc2d88ac2c819f1a6eb7f3163aaab638448883107c0f8bdb77c01c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}