# AddItemAdjustmentAction

This action indicates that an adjustment must be made to an item. For example, removing $5 off its amount.

- action: (\`"addItemAdjustment"\`) The type of action.
- item\_id: (\`string\`) The associated item's ID.
- amount: (\[BigNumberInput]\(../../types/promotion.BigNumberInput/page.mdx)) The amount to remove off the item's total.

  - value: (\`string\` \\| \`number\`)

  - numeric: (\`number\`)

  - raw: (\[BigNumberRawValue]\(../../types/promotion.BigNumberRawValue/page.mdx))

    - value: (\`string\` \\| \`number\`)

  - bigNumber: (\`BigNumber\`)
- code: (\`string\`) The promotion's code.
- is\_tax\_inclusive: (\`boolean\`) Whether the promotion amount includes tax.
- description: (\`string\`) The promotion's description.