Add callout

docs/developers/reference/api/linea-gettransactionexclusionstatusv1.mdx

@@ -8,6 +8,14 @@ import TabItem from '@theme/TabItem';
 
 # `linea_getTransactionExclusionStatusV1`
 
+:::info Only available on request
+
+This API method is only available via Infura endpoints on request. If you would like to have it 
+made available, please get in touch with technical support via the "Contact" button on our 
+[support page](https://support.linea.build/).
+
+:::
+
 Queries a temporary database maintained by the transaction exclusion API service to check if a 
 was rejected for exceeding data line limits that would prevent the prover from generating a 
 proof for the block. The database is updated by a parallel write API endpoint called by the