{
  "manageEntity": {
    "action": "Save",
    "entityId": "71329",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x4fa9977e05fa292b4f1f7c291dc972cf6760fbf2a8ad397d29b9ad33b9ba9b5e",
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    "signer": "0xA9012b628a5Bed1406f97647fc6Be02eC3BF75b1",
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}