{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73594244",
    "entityType": "User",
    "nonce": "0x55c52003bd758bbf361beab4f682396c5215cb71afe6e2d574916a613c8d8936",
    "signature": "0x71cec5f9581c73755274bac43c9f6c7d4718e87b6db8501bd30bc2e64c5994e73b63fd0f7ef512fc1ef0898bbefa19feb9e8356f3669b8e9a5c2c806c00f88bc1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}