{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "243128083",
    "entityType": "User",
    "nonce": "0x11ab1a9c3095b51254abb02b87dc745c70642339ee0f80e51c3b96b26e172d15",
    "signature": "0xcfe2b9efb6419a59f5a2842089e826af7d9e4e054a592fda2d5579aa4e16c97f2dd07fd7733a5608b1747509beafacb9d4d2c5ddf7168f6b8269befe416cf2d71b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}