response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4624/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 123456 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImN2MGJCcy15d2wzVDl3dkVydldmcjNNaGxxdDVvR3V5dzItNFlSbW5kSkEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NjI0LCJzdGF0ZV9ub25jZSI6ImEwZmNjYzFhZjVhZDc3OGNlNmExIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NjI0In0sImlzcyI6InN0bCB0b29sICIsInN1YiI6IjEyMzQ1NiIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQ2OTYvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3MDMzNTcxNiwiZXhwIjoxNzcwMzM2MDE2LCJqdGkiOiIwZjJmOGMwYzAwZTU5ODM3OWU1MSJ9.BPPTBEEOEq21AFgHhFnTXu84JDdE72bAJ5e62vUkQFADEtOutOxy3kGyuf68oSHJPvBqRXGTW8zD42zkmLesq-ctjvur__STYjDuv0O1JkYTrDOm7nJW0oErDQvHzUxCy9DXZJuSYqxlJy5rfnUHIeQq0CDuwkCd79PChLJSWjJTcC9XGsjrPOkquys2vnDBDMAN9VaFWxzBdEiGMhZvUZ4WKzLNPSVV6KvqfWWegXjTfyQykwyg3q1lr4PNwV6l07ODqQtWCZ9CMMMdg7g9M8LfH7VJYVflBZC4ZRpb-8hMS2PeP9FCyGI38aaQT3oBqT53uRMkACC3zPu04A9UCQ (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: a0fccc1af5ad778ce6a1 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)