I am seeking help with iterating through lists within a map of objects.

This is my current map:

       test125231-test-tunnel   = {
           authby        = "secret"
           auto          = "ondemand"
           customer_name = "test125231"
           dh_ingress_ip = "10.0.1.71"
           esp           = "aes256-sha256-modp2048"
           ike           = "aes256-sha256-modp2048"
           ikelifetime   = 3600
           ikev2         = "no"
           keyexchange   = "ike"
           left          = "