{
  "manageEntity": {
    "action": "Save",
    "entityId": "4629",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x781acc1ef16a2aefd7282c89db13531d0cf5031fc44d1f2b079d0cd9c4f02932",
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}