{
  "manageEntity": {
    "action": "Save",
    "entityId": "1795117483",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5ad2a2afd9f75a3765c1d506ecf2b6e61dafcd240e56bbbfc35a4d2918410e5a",
    "signature": "0x9d97d69280f37f11e0abc6f5fc11566dbe11eba32b47da0789943ffd381531d85d1f5d72e5b3bdfbe6b4bee9b2885e8eb861d757f09a08e5dd25f52cac0ae6fc1c",
    "signer": "0x7212FC9b44b2BB370D62E8b98dA3f7D74c307696",
    "userId": "324170795"
  }
}