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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1771/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: 12345 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlpIeTJTSW81bldLT3dWdzJnYV9rdDdkcEN1TWIzYmR4M2pqTmpPVW1rTXMiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxNzcxLCJzdGF0ZV9ub25jZSI6Ijk2ZjkxN2NlYzU4NmFhNWFhY2FhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxNzcxIn0sImlzcyI6IkVsZWN0b29sMzE2Iiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8xOTA1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Njc4ODU3NzYsImV4cCI6MTc2Nzg4NjA3NiwianRpIjoiNTZhMTBiNmM3MGI3ZTUxYTFlMWYifQ.c7cRx5nHHbu5dQDfFJdsPAA0c9D9KONEgyBmSD7-5JDtd1DV-TW-2zMr1xSTktL_8BQUEImGHuo1nZMm9IYuJQi4u9jBIHMC4YRakst1IYhZidSnZsCyKaCxTxpUtqnXlkypcRs6NFHEraqLsnVXuXBHmywbzcyFTKtvdrjCUNK3iWpha0RncJH-BR8TiOhu6VhhHhM2QXT0pOhS4cGTjLIQFRTnaB0uqGPJTOKISBUyoIqfkHeJ6jFl0QhuDI7_7yX5Jr002w_Kj7CAcHSHfvEjcDRRyd7sH-R-AChhUf183pqKu6hJgDHFuveSrrWQylu-vOTiJuF_Yq-Hoq9k-w (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: 96f917cec586aa5aacaa (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)