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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1854/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 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ikd0QlBIWGlQN040YkV1MEM0c1VfVVE2TE1XdmRGVElISWhUUGlJdWFJVEkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODU0LCJzdGF0ZV9ub25jZSI6ImY0NTNhZjUzNWI1OGY4Y2M4ZTE2IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODU0In0sImlzcyI6IkZsaXBpY2tMTVNUb29sIiwic3ViIjoiMTIzNCIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMDcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3OTk2Mzg3NSwiZXhwIjoxNzc5OTY0MTc1LCJqdGkiOiIzNzUzMTE0YmIwNGU5MzRkNDA4ZCJ9.WSLSQEl2jOqIxll-1UuSCILq6Bk3_V5p34AEV5Nv5YqCHGdv5Js_YwWFbU327j3jjmwZfTvUauxQoZidZqEgWPfn7cLnC1B-FskuFDhHq_SCtTdCf8LYCl0o0FAKuKTKS8yyuqknUgMUPSIBv2jUQT2VvVT5Qdmgo3c95QCItZgxyDf6lLV_o9vUz2mTBSmGK86feAab36EiQildEo7HGyRlnAQHWJnKMitjdNuk_m2mFSosTgcSQSPaAkmaWLQQk5Nw3JeAVZvsHurPhmdv6_242-WqEKNNLDM6JmjhyQ6VxYwEMa2zq6hSCmqKKJoCXmDTMNuHJKYJ96KCvDu8bA (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: f453af535b58f8cc8e16 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)