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

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/4021/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: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjF0M3ItM2tQVWhpZE12RE9YN0ZUcWJLUGx1VGcwa3VOVTg2VTd6OUdDbG8iLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjo0MDIxLCJzdGF0ZV9ub25jZSI6IjNkZTJiMDk5OWI3Y2YzNDIxNGQzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiI0MDIxIn0sImlzcyI6IkphY2thbHMtdG9vbDEiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzQyNTMvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc5MjE2Mzg1NiwiZXhwIjoxNzkyMTY0MTU2LCJqdGkiOiI5NzU5NGRmMDJjYmI4ZGEyMTZlZiJ9.p6DQpHYhmkQTteEczEtxoYoeyJJAZhlbzNFAeWBLEd-xzRP2R3FN_LRqqtPAwayyVIOuRkgcS1mQ4cNPEtFOY6QxLAUKG1jt8o93qXW4RxJMTjfsvD_h0Kn9mFCsGN6WPcEceBiW0Gy1VAbl4uA3AV4XzA2admxDqN0s15KfQyFl85k-B4pUNJGK4zjSXZ2vA9d8BMs5IjJn7Qqm4C7qC-nDh6DUWt7OyK8GNaUXkGZqhetF_z9NmQgDO7HyemXA17i6jBwawUG7gi_SY8orA5yM_gk85CeUwnAm2VIhTI1lZA_gIncO0dWfhdLvlcOJiKDxrV3bqVmf2IGYDqN06A (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: 3de2b0999b7cf34214d3 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)