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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2518/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: abcd1234 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Im1XVHlaSUFmbFMxam90amNOYXlmYlNrTnYyekExaWpJR0YzRzQ1cVp2NEUiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTE4LCJzdGF0ZV9ub25jZSI6ImE0NjY1NDMwMmQxZDJjZDYzMzNhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTE4In0sImlzcyI6IkJvbmdvIEJyaWFuIFRvb2wiLCJzdWIiOiJhYmNkMTIzNCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIzMzkvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NzY4Njg0OCwiZXhwIjoxNzg3Njg3MTQ4LCJqdGkiOiI2YjJhNGMyNDEzYTlmYWExZWU1NiJ9.cpBDEeOJBefAo9yLg8Q3L5_9nJ60RLu0kkHu-AkpC1FEK-37KrKFaty5LsK3C_PXvFB8cBQCGG3AiWs-7UHsXYw_k_ctxDxTD21SO7oV3l2DrgfeQ9MC-7Q6AMsVBLJrwH4BfLN6eqdgaqhlnBnOrBUeIs1w18LAb3GdqbeECAQREyeKaWZKjbKaNbid907DuaBRHJTBKJhdyDH72KgWOqeC-i4of7GnCMOk9cYvXKGfLYIEb_SGxCRiG9e3cxBAduf3IJZ7hziDyNDE2Gnf_vuRsuMbQesS4SSUr1PFBYOTXRuqpVyhm0u67gjmyHyWBQz-3ytt5vVW_CT9amcADg (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: a46654302d1d2cd6333a (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)