const char* OIC_JSON_VALIDITY_NAME = "validity";
const char * OIC_JSON_PERIOD_NAME = "period";
const char * OIC_JSON_PERIODS_NAME = "prds";
const char * OIC_JSON_CRMS_NAME = "crms";
const char * OIC_JSON_RECURRENCES_NAME = "recurrence";
const char * OIC_JSON_SUPPORTED_CRED_TYPE_NAME = "sct";
const char* OIC_JSON_VALIDITY_NAME = "validity";
const char * OIC_JSON_PERIOD_NAME = "period";
const char * OIC_JSON_PERIODS_NAME = "prds";
const char * OIC_JSON_CRMS_NAME = "crms";
const char * OIC_JSON_RECURRENCES_NAME = "recurrence";
const char * OIC_JSON_SUPPORTED_CRED_TYPE_NAME = "sct";