{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521389516",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e0d0ce9ae37e272e634f10c648b367f09ed0be00dacef7be63b449e5b98706a",
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}