{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "486278401",
    "entityType": "User",
    "nonce": "0x2fa3aecc8789c5db2f4abee24f3357e8a6401b29f71b51a6852ab4de4dcbd93c",
    "signature": "0x3e58f2fa378a0f759d07b2a76458bb4bdeea20070479a6f0e066fa3153fbb3f400c81cb5479be17888e126e804600d41cccd32d414c46d728ac8fcd8eb9d870c1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}