{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234183",
    "entityType": "User",
    "nonce": "0x23a1cc75b15a57994a4cd47ef2ca62197d3e808dd5534935607ff783b3421fcf",
    "signature": "0xc1eaef79c2b8d0ff775a9beda2bd2cebef1b383e647998a4f2f4096fba576f0a3765f07d0d5c50100699142038ebcfc8b51afffcbb31a4a711478005d2f21c901c",
    "signer": "0xa1cB707a6e6c37F991927639d7aD8433D9024F1c",
    "userId": "533069671"
  }
}