{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600618",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1878464029dfcbbdffe5d33bd0cd6b4d1307964b24e4dbe2cb27f181d261be6e",
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}