5a8205305f446fff496969e2771860ea  utc-gnss
e2f6a3b9066e60e554edc234c74b2f75  utc-gps
6c281edb0b6b9f876ce0d885a66388bc  utc-glo
78222f7b706447c8c37250fb90c36b2d  utc-gal
5d8e97e8af448c956da3c4d9b08d0af2  utc-bds