{
"manageEntity": {
"action": "Save",
"entityId": "1380462390",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0xaf5a8df45f4555477bd786a313276e20bd506c5540482ea661a020890e04d726",
"signature": "0x4c69ad1fdcba55a7f966f38c40960e60b81f3cefa28986f575f968b8333a2bb26aba1d2618448fa000daeff20994fd8b18eaef16b2b03b296c57867450e59b7e1b",
"signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
"userId": "989073793"
}
}