{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "319048",
    "entityType": "User",
    "nonce": "0xcc7faf8c857a3bc5558bc91a23e7434a59438afcc4b20df69b75ea886c47098d",
    "signature": "0xea5153818ef039aa2a088408d6a06e062ed393a3f8d90455421d60cb6917c52731abad986c35ff4fd2551c9bcb865ef8bc9f9101663668d98ec642ddd762bd0a1c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}