{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "923480019",
    "entityType": "User",
    "nonce": "0x9e7176307727ad9aa3b7fc507c123e8d25c7fd2d636f66c319e62ae898d739b1",
    "signature": "0x61d7de5526225ee137dbe75dea90ca218f7c326dafb190a3ea9dfacce1f6fe1c23f04e607c1bec119c956b47b782b507c2f4b47831fd7a137c8997cd8f89471b1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}