{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "186352",
    "entityType": "User",
    "nonce": "0x37ae1980fdcefc08b5706af574d58159bcb3c3c54329c2b86a76be1bd39f5224",
    "signature": "0x6322269245f87ac25d9711cff1a5bfc0375c5adb25b2afe633f7a214f0c217321eca60984e8344cbf8d0970bc9d68760e631137056d39f63abe27d945500bd351b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}