Token Exchange help

Hello, I am trying to perform internal to internal token exchange. However, when I perform token exchange on the endpoint: https:/{hidden}.{hidden}.net/realms/dev/protocol/openid-connect/token, I get a 500. Here are the steps I performed to enable token exchange:

realm-management-client:

  • Go to the Clients and select realm-management client.
  • Added Client Policy. Selected starting-client.

target-client:

  • enabled permissions
  • selected token-exchange
  • apply internal-token-exchange policy that I just created

I then tried calling Postman (substituted sensitive information with {hidden}) with the following request and got 500: