{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550576",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe21e674beb6d7e2c72d8feed5b380fc38181387561b89ea2e16244aa948b5ece",
    "signature": "0xc900ddf2bd6d0087c57a4bc5cd4ecfec3a2bcd8fe9f1dc44589dc90c094b683b69256e7823a124a3d915f8490b7013b8e84062ed03ff08a1eaf1b83659125f371b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}