Custom Block

Will place a custom block that when you break it will drop its custom block item, will say the message in chat, and will remove an additional item that doesn't matter the game mode. BlockTag

Give Function

function more_nbt:example_items/custom_block

Give Item Command

give @p armor_stand{moreNBT:{nbt_format:"IgnoreFormatOverride"},BlockTag:{id:"more_nbt:custom_block",material:"minecraft:slime_block",components:{on_break:{show_text:{tellraw:{target:"this",raw_text:'{"text":"asd"}'}},decrement_stack:{ignore_game_mode:true}}},loot:{ignore_gamemode:true,type:"minecraft:this"}}}

NBT

{
  // custom
  moreNBT: {
    nbt_format: "IgnoreFormatOverride"
  },
  // custom
  BlockTag: {
    id: "more_nbt:custom_block",
    material: "minecraft:slime_block",
    components: {
      on_break: {
        show_text: {
          tellraw: {
            target: "this",
            raw_text: "{\"text\": \"asd\"}"
          }
        },
        decrement_stack: {
          ignore_game_mode: true
        }
      }
    },
    loot: {
      ignore_gamemode: true,
      type: "minecraft:this"
    }
  }
}