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.eyJ0b29sX2lkIjozNjQ0LCJzdGF0ZV9ub25jZSI6Ijk1ZDg2NzcwMThiM2M0M2M1ZThmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIzNjQ0In0sImlzcyI6IkNMIFRvb2wgMyIsInN1YiI6ImNsaWVudF9pZDEyMyIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQwMzcvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc3NjY1NjAwOSwiZXhwIjoxNzc2NjU2MzA5LCJqdGkiOiIxODU2ODAxNmI4YjdmZGU1ZDAxNCJ9.Okph4K6_prKgl3x5mscXj1Hp9iUlT_Yeli5O2CXvUPvgmmNH_i-WsnoVYE8HTdmsDt3aaDDtR1jY05RNS8C6B1j99SqxTga5Dh4CBpUcv_s3hZnXVIvlvIsZUumzIKoFGfqromhRC68x21f_zkdW7HEI9OcwpOQ4xqIOBx2__DMNAU47jooDbL-dWqkMrxJAi7asz9os_b-u0y5vEtGzrV6tsMX4MLyQ_qrs1bt3EQEJbLL4WZXyMx3sbmfGdtc6Gz3n33KfU5JOn32QE_U5XuERpCjRtq4SESitjhm6gLfmsx4Pb140Lad-m-mHpCe1rVA7HgaG2kIrCMzkw5hoXA (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: 95d8677018b3c43c5e8f (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)