{
  "manageEntity": {
    "action": "Save",
    "entityId": "1004360012",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x07c4c4b39255dd308cd37ff77f8f227fbd4505c4780c17f3751c9be2d7da86f6",
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    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
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}