Submitting the form will send the following values to the IdP:

actionhttps://login.microsoftonline.com/458233a2-32f2-473b-899c-3b9408bde6f6/saml2
SAMLRequestPD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48c2FtbDJwOkF1dGhuUmVxdWVzdCB4bWxuczpzYW1sMnA9InVybjpvYXNpczpuYW1lczp0YzpTQU1MOjIuMDpwcm90b2NvbCIgQXNzZXJ0aW9uQ29uc3VtZXJTZXJ2aWNlVVJMPSJodHRwczovL2ludHJhbmF0Lmxla3NhbmQuc2Uvc2FtbC9TQU1MQXNzZXJ0aW9uQ29uc3VtZXIiIERlc3RpbmF0aW9uPSJodHRwczovL2xvZ2luLm1pY3Jvc29mdG9ubGluZS5jb20vNDU4MjMzYTItMzJmMi00NzNiLTg5OWMtM2I5NDA4YmRlNmY2L3NhbWwyIiBGb3JjZUF1dGhuPSJmYWxzZSIgSUQ9Il9iODI4MzI3OC1kNDg3LTQ4NTktOTI0NS0wYTk5NmU0OTViNjgiIElzUGFzc2l2ZT0iZmFsc2UiIElzc3VlSW5zdGFudD0iMjAyNi0wMS0xNlQwOToxMTozNy4xMThaIiBQcm90b2NvbEJpbmRpbmc9InVybjpvYXNpczpuYW1lczp0YzpTQU1MOjIuMDpiaW5kaW5nczpIVFRQLVBPU1QiIFZlcnNpb249IjIuMCIgeG1sbnM6ZHM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvMDkveG1sZHNpZyMiPjxzYW1sMjpJc3N1ZXIgeG1sbnM6c2FtbDI9InVybjpvYXNpczpuYW1lczp0YzpTQU1MOjIuMDphc3NlcnRpb24iPmh0dHBzOi8vbGVrc2FuZC5zZTwvc2FtbDI6SXNzdWVyPjxkczpTaWduYXR1cmUgeG1sbnM6ZHM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvMDkveG1sZHNpZyMiPjxkczpTaWduZWRJbmZvPjxkczpDYW5vbmljYWxpemF0aW9uTWV0aG9kIEFsZ29yaXRobT0iaHR0cDovL3d3dy53My5vcmcvMjAwMS8xMC94bWwtZXhjLWMxNG4jIi8+PGRzOlNpZ25hdHVyZU1ldGhvZCBBbGdvcml0aG09Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvMDQveG1sZHNpZy1tb3JlI3JzYS1zaGEyNTYiLz48ZHM6UmVmZXJlbmNlIFVSST0iI19iODI4MzI3OC1kNDg3LTQ4NTktOTI0NS0wYTk5NmU0OTViNjgiPjxkczpUcmFuc2Zvcm1zPjxkczpUcmFuc2Zvcm0gQWxnb3JpdGhtPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwLzA5L3htbGRzaWcjZW52ZWxvcGVkLXNpZ25hdHVyZSIvPjxkczpUcmFuc2Zvcm0gQWxnb3JpdGhtPSJodHRwOi8vd3d3LnczLm9yZy8yMDAxLzEwL3htbC1leGMtYzE0biMiLz48L2RzOlRyYW5zZm9ybXM+PGRzOkRpZ2VzdE1ldGhvZCBBbGdvcml0aG09Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvMDQveG1sZW5jI3NoYTI1NiIvPjxkczpEaWdlc3RWYWx1ZT5ETHFrL2hsd3IxWi9qbWpCbk05NDRlN1NEeE9zNFNGTklZU2IwUzZRMnVZPTwvZHM6RGlnZXN0VmFsdWU+PC9kczpSZWZlcmVuY2U+PC9kczpTaWduZWRJbmZvPjxkczpTaWduYXR1cmVWYWx1ZT5nSmZhUGpBTlJKUytTSE1kSEk0M3d1dDdPODN3aGZXYzNGbUY3MEdIUWFneVNKUFIwOGZFVS83QWlOSDJBMVpLVitVZldMS0NJZlZRdjRUV0l1aERvNWlDakNVazlKdUpqUUk4U2RRRmVjUkp6MVRYNlIxUHozWW5HdVdqQnE1eTl0Smg0WUsrYVBrUXFPR3hKN1R1ODRxaUxWUCs0eE5COUdNVGxKNlZ2K2pYZ096RVdUODJpWUd3MU1oNndQa0ZYcTZBSkpoYUxMLzExNUpuZSt5aDlJR2ZkOWF6cUdpNG9Hem02U2NsNDN0U1FmNFJweXFnZ0h5VU9FSmdRb3lOejM3WllKSEtoM2czbTYxWTBKRWpKTDBNdlN1OUhqUVZJNUxsYW9EcEprZjB3enlXQmtGMHYxRFJDc2JCWWNVK215QXdMOUdTWVdaektmWGpEd2VhMXc9PTwvZHM6U2lnbmF0dXJlVmFsdWU+PGRzOktleUluZm8+PGRzOlg1MDlEYXRhPjxkczpYNTA5Q2VydGlmaWNhdGU+TUlJRExEQ0NBaFNnQXdJQkFnSUdBWS9PcXB4OU1BMEdDU3FHU0liM0RRRUJDd1VBTURVeEd6QVpCZ05WQkFNTUVtaDBkSEJ6T2k4dgpiR1ZyYzJGdVpDNXpaVEVXTUJRR0ExVUVDd3dOYzJsMFpYWnBjMmx2YmkxemNEQWVGdzB5TkRBMU16RXhNalF3TXpoYUZ3MHpOREExCk1qa3hNalF3TXpoYU1EVXhHekFaQmdOVkJBTU1FbWgwZEhCek9pOHZiR1ZyYzJGdVpDNXpaVEVXTUJRR0ExVUVDd3dOYzJsMFpYWnAKYzJsdmJpMXpjRENDQVNJd0RRWUpLb1pJaHZjTkFRRUJCUUFEZ2dFUEFEQ0NBUW9DZ2dFQkFLR1V3SmNJdW9IN0tyVmlsTDhnMzQxaApjWE5FMVB6UDdvSkY4V0RqNTVRTnBRUHo4RVJXUmFSQ1Z2MWdkVHNQSUNYWGJhT3d5RkFQNUk0MFJyb21FTTZ0UTR1M0p1MkRaOVJXCkdHNnp0QWpRMXF2MU5ZT1FPcG1tYzBRSDFJUHRWd3drSjdBUkVwMmYvUEVBZWJWdCtOWnRhVlZwOVBFVnJSQW5NWVBFRnNhVFkwK1oKb1VZZzJPbk4yOEVlQTZyaElJV1RySEV0YVBvTTdmNE1KQm1vUGV0cHNaM2E2c3U2L1VDQmU5VDVWQ3hwaHBZU21RdUZEazVrK3V2UgpSOStVTjdGbWRZU3pqQTVHeUE5ZWM4cTlldGFwTkVQSUtqNGpCa2dEV3BEdkhQU0FaaXpMMGNwS3U2NkFrcGg1N3pKbHdFclZtZDcwCnl0UVBsdEdaUlNVeGYwOENBd0VBQWFOQ01FQXdIUVlEVlIwT0JCWUVGRWVadHZZTm01aHdyNFdYcVMzTzlEaHE5Y3paTUI4R0ExVWQKSXdRWU1CYUFGRWVadHZZTm01aHdyNFdYcVMzTzlEaHE5Y3paTUEwR0NTcUdTSWIzRFFFQkN3VUFBNElCQVFDWFhqTkVSRjlnQ0pZVwpVaFhydG41VjBiVXMrUGg0M3NkcE1CK0xSakdQc3VlVWpLVUd4RjJHMldEcWdyV29FcHUzbkNlNVJEQW9sVGZ3V21xK2VVa2gwZzZSCmVuY0tyZnhyeG9nMWRybng5T0YrRXlwbXMwRkE4RWZUQXIxYi9Tb1dYUlEwM2FFNk9QaDRzcmJJZ1RHd1VWMGxMZU1jYWFKVmQ1N0cKUWZhWWZkVkU2eXBiK2d0VmRoUVZzQTJoYVE1MzVCSzJTcWpMb3k5V3dRUTUzMzhQcTJCY05mUmZpUkV5YmZ2Um91Zk5ISGdzeEZQTQplellaREhXUElxaG90WUI1eG1BU1haRlpZTVc1bUZ0T0N0c1dkUG5LZytLdmRiSXpRT3lETlNVOGhwMWliQ1ZzYzJrWTEyK09NbnpuCkYrS2NTcUY5QXZKZTlCNklLem5NTXp2NzwvZHM6WDUwOUNlcnRpZmljYXRlPjwvZHM6WDUwOURhdGE+PC9kczpLZXlJbmZvPjwvZHM6U2lnbmF0dXJlPjwvc2FtbDJwOkF1dGhuUmVxdWVzdD4=
RelayState_8e57c05d-5f6d-465c-8f62-6dfbd02aa10a