Changes to Paginated transactions involving the account (source or participant). 404 when the StrKey is unknown — distinct from "indexed account, no transactions yet" (matches assets/contracts sub-resource pattern).

the response property data/items/balance_changes/items/decimals became nullable for the status 200

the response property data/items/balance_changes/items/decimals became optional for the status 200

the response property data/items/balance_changes/items/decimals became required for the status 200

the response property data/items/balance_changes/items/decimals became nullable for the status 200

the response property data/items/balance_changes/items/decimals became optional for the status 200