{
  "manageEntity": {
    "action": "Repost",
    "entityId": "501697057",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4de15a7ed31665c7d30ae9f19004247c3967b1cb8d0fc6ab304efa6a43cff55e",
    "signature": "0x7d35cadca3ccccbc44f72357eea85e5111e48af57c17e416a70b650f3b07bfd04c372d6a227d4485a6c1585f3d8094ad32d9b5b937b7b559dd5d88580e09a1ca1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}