{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105672612",
    "entityType": "User",
    "nonce": "0x022a6b7918caf1689dc207f37514496fac2ae61456b9dfe101885b8673bccebb",
    "signature": "0x83b452bef6cc83c79364305046e10ad0911c1cf8d5dc9c5dc3b48a75bb61874d31bddd63361eff17e65c14806f2962d6a28d566742d9dab8e772390df2e42a291c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}