Why doesnt this Command work (1.21.1+)

/give @p oak_sign[block_entity_data={id:"sign",front_text:{color:"white",has_glowing_text:1b,messages:['{"text":"50% Chance for","bold":true,"underlined":true,"clickEvent":{"action":"run_command","value":"execute unless score Random randomnumber <= 25 Number run clear @s emerald[item_name=\'[{text:\\"Gem\\",bold:true,color:\\"#00ff6f\\"}]\',enchantment_glint_override=true,max_stack_size=99]"}}','{"text":"duplicating or","bold":true,"underlined":true,"clickEvent":{"action":"run_command","value":"execute if score Random randomnumber <= 25 Number store result score @s Geld run scoreboard players get @s counter"}}','{"text":"removing all Gems","bold":true,"underlined":true}','{"text":"in your Inventory!","bold":true,"underlined":true}']},is_waxed:1b}] 1 I should Recieve a Sign, however it doesnt give me anything even tho the syntax seems to be correct