{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x63df0d128df152bb8b6c053e7ce1c927dc72214d4f5bf103dce93324509ea00e",
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}