
What causes this and how can I get around it so I can create a flow from another flow.
InvalidTemplate. Unable to process template language expressions in action 'Create_Flow' inputs at line '0' and column '0': 'The template language expression 'json(decodeBase64(triggerOutputs().headers['X-MS-APIM-Tokens']))['$ConnectionKey']' cannot be evaluated because property 'X-MS-APIM-Tokens' doesn't exist, available properties are 'Connection, Accept, Accept-Encoding, Host, User-Agent, sentry-trace, X-Frame-Options, x-datadog-trace-id, x-datadog-parent-id, x-datadog-sampling-priority, x-datadog-origin, Content-Length, Content-Type'. Please see https://aka.ms/logicexpressions for usage details.'.