{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "130914",
    "entityType": "User",
    "nonce": "0x77a3f383af109d5aae5dc2b11e86408089e2bd96013156a4dbcb200236519b6c",
    "signature": "0x673b2d78d1b9ab89abe2fade4ec9aff640ca7f40ec417036a077b05c49bc9c097a106820aca159355e0309c27fe63dd951c6a9f147b404ccbf9e439fdcc961201b",
    "signer": "0xEBEb9072212E30D37E48dDf278cE1eAF8fC5177A",
    "userId": "563832090"
  }
}