{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xece28e1612a0194896fe7d46a00ca9081a31a8e72ce3c78facc5fc7a110636da",
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}