DF-20728 Tiingo uppercase

.changeset/cyan-grapes-sneeze.md

@@ -0,0 +1,5 @@
+---
+'@chainlink/tiingo-adapter': patch
+---
+
+Force uppercase assets on cryptolwba endpoint

packages/sources/tiingo/src/endpoint/crypto-lwba.ts

@@ -21,4 +21,10 @@ export const endpoint = new LwbaEndpoint({
   transport,
   inputParameters: inputParameters,
   overrides: overrides.tiingo,
+  requestTransforms: [
+    (req) => {
+      req.requestContext.data.base = req.requestContext.data.base.toUpperCase()
+      req.requestContext.data.quote = req.requestContext.data.quote.toUpperCase()
+    },
+  ],
 })

packages/sources/tiingo/src/endpoint/utils.ts

@@ -2,6 +2,7 @@ import { config } from '../config'
 import { InputParameters } from '@chainlink/external-adapter-framework/validation'
 import { priceEndpointInputParametersDefinition } from '@chainlink/external-adapter-framework/adapter'
 import { SingleNumberResultResponse } from '@chainlink/external-adapter-framework/util'
+
 export const inputParameters = new InputParameters(priceEndpointInputParametersDefinition, [
   {
     base: 'ETH',