{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1322149",
    "entityType": "User",
    "nonce": "0xf14c0210812f312ce42e52c0ddb4daba45776d666469233286eef2693756e4ff",
    "signature": "0x2bf56371bc0a3bea395ad5defc0eba82c7ba891a5bfcbc760feb0b23e5052bc73cca1e2ad384f37f0930d02c65be3749ad66f4b41ef612aaa9c0fe495e4a06541b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}