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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2542/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: client1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IkNkWVB6aERJUVZhLTFVQWFSeDZFTUtFWmFxZUhpajdJVHE1TlZhbHpiVFEiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTQyLCJzdGF0ZV9ub25jZSI6ImRiZDNkNGIyZWU5NDgzZjQyMDQxIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQyIn0sImlzcyI6IlRlc3RQZyIsInN1YiI6ImNsaWVudDEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3OTMwNzAxMjQsImV4cCI6MTc5MzA3MDQyNCwianRpIjoiYzRkMTg4OTRkZjM0ZGIwZWRjOTgifQ.OV7YhBy18EF2vAIKeg9-epIbQ0ybR4eY1lqjVa_u-zm2RkJnyFhnr0b9_v-Yn8AEGLrQfFfCGypTdHOv5OP_SUOLeH0Ni3ZSdRonJCz_VfTufGPn9c0HyrxU8hMsJEnwHcrjOWsYFskeZJ3_GngpUON80Urvd3eqzhqi_MKGhJqXInM2rv-WR7gTf8UbQa7dTjFnNEe0Y3GqEXS_sijjzWIaY-jQvpb3J8vPuphBVJp8lpHm_xKb6QKxdl1HEsHWrLDI8wTLc8jBfPimAYx_6qbn1ZWYekbLvA8y2Lg6_M3LmzFXJTUR9wKRUh94yWTX3L5lQUr20k1Oqv-Wh7z1BA (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: dbd3d4b2ee9483f42041 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)