(Broken) Clear Chat [ADVANCED]

summon falling_block ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:falling_block,Block:redstone_block,Time:1,Passengers:[{id:falling_block,Block:activator_rail,Time:1,Passengers:[{id:commandblock_minecart,Command:"gamerule commandBlockOutput false"},{id:commandblock_minecart,Command:"fill ~2 ~-3 ~-2 ~8 ~-1 ~2 stained_hardened_clay 14 hollow"},{id:commandblock_minecart,Command:"fill ~2 ~-2 ~-2 ~8 ~-2 ~2 stained_glass 14 0 stained_hardened_clay"},{id:commandblock_minecart,Command:"setblock ~1 ~-3 ~ wall_sign 4 0 {Text1:\"{\\\"text\\\":\\\"\\\\u00A76\\\\u00A7lBy:\\\"}\",Text2:\"{\\\"text\\\":\\\"\\\"}\",Text3:\"{\\\"text\\\":\\\"\\\\u00A7e70sOn7\\\"}\",Text4:\"{\\\"text\\\":\\\"\\\"}\"}"},{id:commandblock_minecart,Command:"setblock ~1 ~-2 ~ wall_sign 4 0 {Text1:\"{\\\"text\\\":\\\"\\\\u00A7c\\\\u00A7lDESTROY\\\"}\",Text2:\"{\\\"text\\\":\\\"\\\"}\",Text3:\"{\\\"text\\\":\\\"\\\\u00A77Click\\\"}\",Text4:\"{\\\"text\\\":\\\"\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"fill ~ ~-1 ~-2 ~7 ~1 ~2 air\\\"}}\"}"},{id:commandblock_minecart,Command:"fill ~3 ~-2 ~-1 ~7 ~-2 ~1 chain_command_block 5"},{id:commandblock_minecart,Command:"setblock ~3 ~-2 ~ chain_command_block 3"},{id:commandblock_minecart,Command:"fill ~7 ~-2 ~ ~4 ~-2 ~ chain_command_block 4"},{id:commandblock_minecart,Command:"setblock ~7 ~-2 ~-1 chain_command_block 3"},{id:commandblock_minecart,Command:"setblock ~3 ~-2 ~-1 repeating_command_block 5"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~1 {auto:1,Command:\"setblock ~ ~ ~ repeating_command_block 1 3 {auto:1,Command:\\\"scoreboard players enable @a cc\\\"}\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~1 {auto:1,Command:\"scoreboard objectives add Staff dummy\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~ {auto:1,Command:\"scoreboard players add @a Staff 0\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~ {auto:1,Command:\"scoreboard objectives add cc trigger\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~ {auto:1,Command:\"setblock ~ ~ ~ command_block 1 3 {auto:1b,Command:\\\"tellraw @a \\\\\\\"\\\\\\\\n\\\\\\\\n\\\\\\\\u00A76\\\\\\\\u00A7lCLEAR CHAT \\\\\\\\u00A7e[ADVANCED]  \\\\\\\\u00A77[v1.0]\\\\\\\\n\\\\\\\\n\\\\\\\\u00A76Made By: \\\\\\\\u00A7e70sOn7\\\\\\\\n\\\\\\\\n\\\\\\\\n\\\\\\\\u00A76\\\\\\\\u00A7lUSAGE:\\\\\\\\n\\\\\\\\u00A7eDo /trigger cc set 1 to use the machine!\\\\\\\\n\\\\\\\\u00A7eDo /scoreboard players set @p Staff 1 to allow yourself to \\\\\\\\u00A7euse it!\\\\\\\\n\\\\\\\\n\\\\\\\\u00A76\\\\\\\\u00A7lInfo:\\\\\\\\n\\\\\\\\n\\\\\\\\u00A7eTo Staff it wont clear chat but to regulars it will!\\\\\\\\n\\\\\\\"\\\"}\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~ {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff_min=1] ~ ~ ~ /scoreboard players set @s cc 0\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~ {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff_min=1] ~ ~ ~ /tellraw @a[score_Staff_min=1] [{\\\"text\\\":\\\"\\\\u00A79\\\\u00bb \\\\u00A77Chat has been cleared by \\\"},{\\\"selector\\\":\\\"@s\\\",\\\"color\\\":\\\"red\\\"}]\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~-1 {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff_min=1] ~ ~ ~ /playsound entity.experience_orb.pickup ambient @a\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~-1 {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff_min=1] ~ ~ ~ /tellraw @a[score_Staff=0] [{\\\"text\\\":\\\"\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\n\\\\u00A79\\\\u00bb \\\\u00A77Chat has been cleared by \\\"},{\\\"selector\\\":\\\"@s\\\",\\\"color\\\":\\\"red\\\"}]\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~-1 {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff=0] ~ ~ ~ /scoreboard players set @s cc 0\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~-1 {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff=0] ~ ~ ~ /playsound entity.blaze.hurt ambient @s\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~-1 {auto:1,Command:\"execute @a[score_cc_min=1,score_Staff=0] ~ ~ ~ /tellraw @p \\\"\\\\u00A79\\\\u00bb \\\\u00A77You can not use this command!\\\"\"}"},{id:commandblock_minecart,Command:"setblock ~ ~ ~1 command_block 0 0 {Command:\"fill ~ ~-3 ~-1 ~ ~ ~ air\"}"},{id:commandblock_minecart,Command:"setblock ~ ~-1 ~1 redstone_block"},{id:commandblock_minecart,Command:"kill @e[type=commandblock_minecart,r=1]"}]}]}]}