[14:16:02] Data tag parsing failed: Unexpected token 'H' at: Honjo Masamune\",Lore:[\"The Honjo Masamune is the finest sword ever made.\",\"It was created by Masamune,the best swordsmith to ever live\"]},AttributeModifiers:[{AttributeName:\"generic.movementSpeed\",Name:\"generic.movementSpeed\",Amount:40,Operation:1,UUIDMost:70725,UUIDLeast:981697},{AttributeName:\"generic.attackDamage\",Name:\"generic.attackDamage\",Amount:140,Operation:1,UUIDMost:84742,UUIDLeast:31325}],ench:[{id:0,lvl:120},{id:1,lvl:120},{id:2,lvl:120},{id:3,lvl:120},{id:4,lvl:120},{id:5,lvl:120},{id:6,lvl:120},{id:7,lvl:120},{id:8,lvl:120},{id:16,lvl:120},{id:17,lvl:120},{id:18,lvl:120},{id:19,lvl:120},{id:20,lvl:120},{id:21,lvl:120},{id:32,lvl:120},{id:34,lvl:120},{id:35,lvl:120},{id:48,lvl:120},{id:49,lvl:120},{id:50,lvl:120},{id:51,lvl:120}],HideFlags:7,Unbreakable:1}"}}"

/give @p sign 1 0 {BlockEntityTag:{Text1:"{"text":"Honjo Masamune","color":"gray","clickEvent":{"action":"run_command","value":"/give @p iron_sword 1 0 {display:{Name:\"Honjo Masamune\",Lore:[\"The Honjo Masamune is the finest sword ever made.\",\"It was created by Masamune,the best swordsmith to ever live\"]},AttributeModifiers:[{AttributeName:\"generic.movementSpeed\",Name:\"generic.movementSpeed\",Amount:40,Operation:1,UUIDMost:70725,UUIDLeast:981697},{AttributeName:\"generic.attackDamage\",Name:\"generic.attackDamage\",Amount:140,Operation:1,UUIDMost:84742,UUIDLeast:31325}],ench:[{id:0,lvl:120},{id:1,lvl:120},{id:2,lvl:120},{id:3,lvl:120},{id:4,lvl:120},{id:5,lvl:120},{id:6,lvl:120},{id:7,lvl:120},{id:8,lvl:120},{id:16,lvl:120},{id:17,lvl:120},{id:18,lvl:120},{id:19,lvl:120},{id:20,lvl:120},{id:21,lvl:120},{id:32,lvl:120},{id:34,lvl:120},{id:35,lvl:120},{id:48,lvl:120},{id:49,lvl:120},{id:50,lvl:120},{id:51,lvl:120}],HideFlags:7,Unbreakable:1}"}}"},display:{Name:"Custom Sign"}}

..."value":"/give @p iron_sword 1 0 {display:{Name:"Honjo Masamune",Lore:["The Honjo Masamune is the finest sword ever made.","It was created by Masamune,the best swordsmith to ever live"]},...

/scoreboard objectives add Masamune trigger

/scoreboard players enable @a Masamune
/give @a[score_Masamune_min=1] iron_sword 1 0 {display:{Name:"Honjo Masamune",Lore:["The Honjo Masamune is the finest sword ever made.","It was created by Masamune,the best swordsmith to ever live"]},AttributeModifiers:[{AttributeName:"generic.movementSpeed",Name:"generic.movementSpeed",Amount:40,Operation:1,UUIDMost:70725,UUIDLeast:981697},{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:140,Operation:1,UUIDMost:84742,UUIDLeast:31325}],ench:[{id:0,lvl:120},{id:1,lvl:120},{id:2,lvl:120},{id:3,lvl:120},{id:4,lvl:120},{id:5,lvl:120},{id:6,lvl:120},{id:7,lvl:120},{id:8,lvl:120},{id:16,lvl:120},{id:17,lvl:120},{id:18,lvl:120},{id:19,lvl:120},{id:20,lvl:120},{id:21,lvl:120},{id:32,lvl:120},{id:34,lvl:120},{id:35,lvl:120},{id:48,lvl:120},{id:49,lvl:120},{id:50,lvl:120},{id:51,lvl:120}],HideFlags:7,Unbreakable:1}
/scoreboard players reset @a[score_Masamune_min=1] Masamune

/trigger Masamune set 1