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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2505/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: 1234-oauth (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjNhSlFZbENVVjJHbE5VS04xQTdXTmVFVmxPQ3dSNjNDVmZsYS15YTBpOGciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyNTA1LCJzdGF0ZV9ub25jZSI6IjJiMGRjMDMxYjkyODQzM2I3OGM3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTA1In0sImlzcyI6IkNLIExUSSBUb29sIiwic3ViIjoiMTIzNC1vYXV0aCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzI3OTQvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4MjQ3OTMwMywiZXhwIjoxNzgyNDc5NjAzLCJqdGkiOiJkYTczYWY3NTg4MDQxNWVjMDkyNyJ9.yQzRL2m_z2Sve6RgPZ2tan21GUxMxFHyzHdLe1Csq63SAveKj6-HjzGIsSlmksbVWJYNxIwOUyxmwnnPgMIIk1FLuUQ-5Lbr-0AMSRDM2Di9UV_2zg-t7I7Rysg66jNG3-cVoQHZ4zH_CsPMamq24Q7426YRx5gZR3YUAaUtpkEv_u4mPHKPjZ3FP7HIdjf7kFH49nXZwlTzW8oZ2BPyQM6NKdKg3nQkv3enXudFmr5NW7NyRqBuVgXa5b9f7oj1G8OPqI1UrcHtyGlz93XRdERsk1I8WYLHM9GCuhta35wugF6_GuIXVfCrGhuH7K8irFMt4inBXWFJwwjrgFXV1A (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: 2b0dc031b928433b78c7 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)