unix timestrap
time uint64
work_time: {default: [ { start_time: 0, send_time: 86399 }],monday: [ { start_time: 0, send_time: 86399 }],tuesday: [ { start_time: 0, send_time: 86399 }],wednesday: [ { start_time: 0, send_time: 86399 }],thursday: [ { start_time: 0, send_time: 86399 }],friday: [ { start_time: 0, send_time: 86399 }],saturday: [ off: true, { start_time: 0, send_time: 86399 }],sunday: [ off: true, { start_time: 0, send_time: 86399 }]}