--header "Content-Type: application/json" 
--header "HTTP_IV_USER: HTTP_IV_USER" 
--header "HTTP_CSP_FIRSTNAME: HTTP_CSP_FIRSTNAME" 
--header "HTTP_CSP_LASTNAME: HTTP_CSP_LASTNAME" 
--header "HTTP_IV_REMOTE_ADDRESS: HTTP_IV_REMOTE_ADDRESS" 
--header "HTTP_CSP_WSTYPE: HTTP_CSP_WSTYPE"
--header "USER_ID: USER_ID"
--header "Content-MD5: `cat contentMD5.txt`"