{
  "manageEntity": {
    "action": "Repost",
    "entityId": "720290",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6275272fa22155fc87065b4f046d41a280f967e4ce05fc2d48f4e4c71794676d",
    "signature": "0xd72d9124a7590ff764783a6ae211074202c121d219bd1944497c5d8397dca16332d2072f88bea6324327a49ff9be78a19ee0f24365197d3d5f0464ba3faaa3c21b",
    "signer": "0x21Bf75Cc555eE0A19Fefc54665189807c73DFFD4",
    "userId": "833426398"
  }
}