{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509868034",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29a9715ca2d6843362bc46b23f35eaac0acf351dd952a93eed68e622af66cf02",
    "signature": "0x153099282349084b9dfc3c9570c7ac7e85c207a48e79a8a887b0ac5cca37f9e7527a75a9b806cf7eca3b0bde98f28d23cfaf0dc695844e3ca66e733ad25002241b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}