{
"manageEntity": {
"action": "Save",
"entityId": "1028081443",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0x7bac3f6fb142c068d79fdd4e5b73465cdd8e5613c32d6849dba271a18a05364a",
"signature": "0x534c2e3d2bea814acb6b02b0fcb80b0276f3af30cfb7eb193de4a25773a1cb5a65ee4a9f92dc775ba8432f34c6791249f615a28f32f5435e2cf6eba189e5ca831b",
"signer": "0xD967b68365738013c9197659aAb46EB73a488080",
"userId": "488430169"
}
}