{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "460109700",
    "entityType": "User",
    "nonce": "0x8eb40a3bb2a9d59ccb3e54a909faeae67c4419513a318f35ac8c633501d1e70e",
    "signature": "0x91df02d363aa03c15821b403fde977fb38da94513efe8f50c294106145c6da2938369677132de78db94e721f1a5461482f4886d3f2a1764ed169ddf44214a0c91b",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}