Metadata

Update metadata

Update metadata on a resource with the Java SDK.

POST/{id}/metadata

Use blnk.metadata().update for this operation.

Call the method

String ledgerId = "ldg_073f7ffe-9dfd-42ce-aa50-d1dca1788adc";

ApiResponse<JsonNode> response = blnk.metadata().update(
    ledgerId,
    UpdateMetadataData.create()
        .metaData(Map.of("environment", "production")));

Field	Type	Description
`id`	`String`	ID of the entity to update (`ldg_…`, `txn_…`, `bln_…`, or `idt_…`).
`data.meta_data`	`Map<String, Object>`	Key-value pairs to add or update on the entity.

Use the updated metadata

Read response.data().get("meta_data") for the full metadata object after the update. New keys are merged with existing metadata.

Response

{
  "meta_data": {
    "project_owner": "Acme LLC",
    "update_status": "Approved"
  }
}

Field	Type	Description
`meta_data`	`JsonNode`	The full metadata object after the update.