{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1468386756",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x56b326fc75f1b2941c9ad55e2ebfba544e99401e7b65ca18a1299c5b2733256a",
    "signature": "0xccdcd30177aa071b1884b50193a1f36b114985781d7aef1ce269a9a75547b94d54d2e75bf6a20808df86c80289b30f54fca3cedf84d76a16e8e62181bbf7b9d11b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}