{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557064791",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d5e1ad97b76963c3530075735b3a02bdf71a12760ad75aa54160790b832a6df",
    "signature": "0xdb4ad54fb2ee121839714d83d26a8ec42b4cd3ce1766dea7128399ac4e2e99613caff89706bafd0e189457e0d81195438857a332188b6ffcad43469e169525b91c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}