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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4503/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImpmZ202YlphSkJ5bW40Q1BOTUd0cVI3NjZoSUJyN3hUV1ZMX2FjRE4tdW8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0NTAzLCJzdGF0ZV9ub25jZSI6ImYzYjQ4N2VjODRmYzIwZjlhNmJhIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0NTAzIn0sImlzcyI6IlRvb2wgZm9yIHRlc3QgMTExIiwic3ViIjoiMTIzNDUiLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy80NTgwL2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3Nzk5MDE0OTAsImV4cCI6MTc3OTkwMTc5MCwianRpIjoiMjFlYjAyOGU4MDBjZmQzMGMzNGQifQ.si_3CxybDhWV_Ur_d-C6HzmwpFqhh_q8_QFu4mU8n7WW2xKUru0loFqd7TXloPoM5XfJorEbhM5b62mUQwFizaGB9otGE8PJldfHWEs-TIALXueMXpwic8tHPe3T5CR3TOirBMUN9af69f_37OrfzF3ccvNMdGtsinceuHVw0UdlzE1iIayWA8xA2V6WNhHAyk1WJmmUq-tb5O4x3phBAcnk0BKf4OB8Vca0JElJ_B7rZEaoRwDo6ds2ovHuLtED2CHHHBPnJmoddCkDEP4GyZBiK3GWhV9nL0nd298h0OoS5ppToYu0strurt8GIFwALTYmqkRXI81F065_MwSbkQ (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: f3b487ec84fc20f9a6ba (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)