{"name":"u_build","time":0,"value":0}
{"name":"u_build","time":3,"value":0}
{"name":"u_build","time":4,"value":1}
{"name":"u_build","time":8,"value":1}
{"name":"u_degrade","time":0,"value":0}
{"name":"u_degrade","time":3,"value":1}
{"name":"u_degrade","time":4,"value":1}
{"name":"u_degrade","time":8,"value":0}