{
  "manageEntity": {
    "action": "Repost",
    "entityId": "440403064",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x686d8280235f573b2d9f796d06575f95e68e8d56ac90757f18f7b1f61ef77bce",
    "signature": "0x02ad72d96b1da9531027ebbc4a1fb6f4cebb6a19d2bd8048127b3139a7dfc80b1f60c9012ae246d1d67402a7a069bacda071b58014026b85695b4b03a1ef5d6f1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}