[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-C1-4656":3},{"preview":4,"open":12,"missing":27},{"id":5,"number":6,"total":7,"level":8,"course":9,"activity":10,"discriminator":11,"title":12,"slug":12,"instructions":12,"excerpt":13,"prompts":14,"lock":15,"access":16,"updated":17,"previous_id":18,"next_id":19,"previous":20,"next":22,"first":24},4656,55,60,"C1","writing","letter","writing_c1_letter",null,"The regional transport authority has announced that night bus services in your city will be cut. Write a letter to the authority’s director explaining how the decision will affect shift workers, students and others, and persuading them to keep the service running.",[],"login","pro","2026-10-02T14:14:49",4655,4657,{"id":18,"number":21,"title":12,"slug":12},54,{"id":19,"number":23,"title":12,"slug":12},56,{"id":25,"number":26,"title":12,"slug":12},4602,1,false]