Use JSON patch to modify an item's data.
PATCH https://api.jsonpad.io/lists/{listId}/items/{itemId}/datacurl https://api.jsonpad.io/lists/830350bd-c71f-42d9-9caf-b2e6b7582ce8/items/946606d4-4674-44b7-a0bc-94d1d8cbe7d3/data \
-X PATCH \
-H "Content-Type: application/json" \
-H "x-api-token: <YOUR TOKEN>" \
-d '[
{
"op": "replace",
"path": "/name",
"value": "Jane Doe"
},
{
"op": "remove",
"path": "/age"
}
]'listIdstringA list id or path name.itemIdstringAn item id or alias.includeDatabooleanhttps://api.jsonpad.io/lists/bb7c7c14-cc25-4cbf-b040-705893032717/items/d588b675-e1b3-44fc-a08d-d6f0ebd178d7/data?includeData=trueWhether to include the item data in the response or not. Can be true or false.
Defaults to true.
x-api-tokenstringYour API token.x-identity-tokenstringAn identity token.x-identity-groupstringAn identity group.[0: {op: "replace"path: "/name"value: "Jane Doe"}1: {op: "remove"path: "/age"}]*anyJSON patch data to be applied to the item.{id: "543644f9-051a-41c4-b7e1-479e0c67307f"createdAt: "2026-09-05T11:30:07.070Z"updatedAt: "2026-09-05T11:30:07.070Z"data: {name: "John Doe"age: 30locations: [0: {city: "New York"state: "NY"}1: {city: "Los Angeles"state: "CA"}]}version: "1"readonly: falseactivated: truedescription: "This is a sample item"size: 111locked: false}etagaf2bdbe1aa9b6ec1e2ade1d694f41fc71a831d0268e9891562113d8a62add1bfA SHA-256 hash of the item.last-modified2026-09-05T11:30:07.070ZThe date this item was last modified.