{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38707",
    "entityType": "User",
    "nonce": "0x130c616bdedefc60640b266eae5d688fdfd3b6f3f2f130ba79bbe4488bfb0537",
    "signature": "0x1e87f5c505ad8532f8d4018e93a994392c9bc0f4a4778be13b8abab8f902f9193eb55b4e25d15fc35e63773c3f8442e2c4df02a26842b0e065ecd13fe73f99841b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}