{
  "manageEntity": {
    "action": "Save",
    "entityId": "30469",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x70a8750f2c9a7981a3382bde71bc5c861a94e51f5ff86df58406ff2085ee1076",
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    "signer": "0x94c0e5353541e2Ed4E6Ec11dBFd87F876D539A8f",
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  }
}