{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "269169084",
    "entityType": "User",
    "nonce": "0x68522b5a3b311a271749f13ce55f883edab9bd56a64105d6ef3baa99afffdbbe",
    "signature": "0xf142e91aefe3aaa2f1670d29cba06d9fdc9959c9271ca89f431a13f3d42f996340feaae33dc804413e06beb1fc23a1940e87a75f114897e988bff5b1de90d7341c",
    "signer": "0x2B55314d733BC60522711F9B9914f271d97aDD6B",
    "userId": "224685891"
  }
}