{
  "manageEntity": {
    "action": "Repost",
    "entityId": "54866476",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16d8ff26a683e21c547e8168ebcc0c8ddd3f2bea3c31ddb3e88604423224a135",
    "signature": "0x823317a55d53067335d8dfce25edbac39442f9e62670af42623a67b5f8c41d6d635df13621c767cdbd835fd0dbb6708095797b00efc1b728725f731bc5442fc31c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}