{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396106",
    "entityType": "User",
    "nonce": "0x19c6424d4bc170e6dd72c1c43236bcae46384a4e505343d0c49bb956262c6c8f",
    "signature": "0x198b9929de84d362e81bb694d33f98d2257990b82dfb1d9cf87f854f77966a63497faac94c287219e8cfd8618b21ba6114c39c975e1a1b561d6335ad3679251b1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}