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
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.eyJ0b29sX2lkIjoyNTQyLCJzdGF0ZV9ub25jZSI6IjViZTFkNzI1ZGVkMTRmZjRjMTc3IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyNTQyIn0sImlzcyI6IlRlc3RQZyIsInN1YiI6ImNsaWVudDEyMzQiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yODI5L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3MTk0MDA2MjcsImV4cCI6MTcxOTQwMDkyNywianRpIjoiMzZlMjQyMTNjNTNhZTE3Y2I0ZDgifQ.PtZZI0QNXy-Gwxg_OziSqtzWoIj6PN-t2yb1NScIzoN7P5Q341uPQh_lm4_1g8a3_vlVrry5V9glA6fhKw12smxRDgRvI7m5TkZwAext6n2T7-TNPgRVaKwQwpv-NfdmKtvDpoX5bbKRiHCc6TEmJvXeuX_z5JQWMUfeqEELRNupwVMMCpoOtDtexgY45UJ6JJnUvX5DSA9C_O-KFtlY-dE0Jxq0s1ntWqqxvKgDFAG191X4SgvERUW4kzBdBjuyyJm8E8EwkEMmTmV8hLFw5wOiKZ5Swac-AJAYzskjSNx18Dp9sd3nTTyjvx8fdyX2oZ-0ntuliyTrbblKRT88hg (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: 5be1d725ded14ff4c177 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)
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