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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/3644/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: client_id123 (required, client identifier valid at the Platform)

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

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IlhZeGg0Ynh1cHZqZF9JMVpjLUx3OGFJS2hpSFZlRlFHdDJTT082OGtlX2ciLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjozNjQ0LCJzdGF0ZV9ub25jZSI6ImMyZThjYTAxNmViYTRlYzkwMDI4IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNjQ0In0sImlzcyI6IkNMIFRvb2wgMyIsInN1YiI6ImNsaWVudF9pZDEyMyIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQwMzcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NzY2MzI0MiwiZXhwIjoxNzg3NjYzNTQyLCJqdGkiOiI4NDU4N2ZiMWE3YmQ5NWZhZTdjZCJ9.ctGavtPnJ0a9FnCOszwUVXvqG57-00w1gUnyihw7qJr91dcQF7NCvnRNTv8hpaslG1ZRAWYZRDhFTNbnvMuy0vw5lSivSU5PeBNPcAxhQJUWUF1JjdIiID3SBP5_8S-CS9s1wZ48DS-SLb6mMqEZF6IIxH-9KzdfAXim3c2P9cU-m1fgPD5upWjkVNdSPqCj3qpCdqcDuzYBCpmnqYOesC_AkRZoOkXxEXILf8wrl86WvWmQ4-h4YPVcSAEAEea9qWJrPx-wdD2KgAqE-I_ZPw2E83KofEdUUxmSj5X6_t5sH00ibOY3wenifv9j0M6luzYGnwu0c8NDbQcHw9gHZg (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: c2e8ca016eba4ec90028 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)