(command.CommandList
  children: [
    (command.ShAssignment
      left: <Id.Lit_VarLike 'BASE64_ENC='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'BASE64_ENC='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'BASE64_ENC='> name:BASE64_ENC)
          op: assign_op.Equal
          rhs: 
            {
              (CommandSub
                left_token: <Id.Left_DollarParen '$('>
                child: 
                  (command.Pipeline
                    children: [
                      (command.Simple
                        blame_tok: <cat>
                        more_env: []
                        words: [{<cat>} {<nrconfig.env>}]
                        redirects: []
                        do_fork: T
                      )
                      (command.Simple
                        blame_tok: <base64>
                        more_env: []
                        words: [{<base64>}]
                        redirects: []
                        do_fork: T
                      )
                      (command.Simple
                        blame_tok: <tr>
                        more_env: []
                        words: [{<tr>} {<-d>} {(SQ <'\\n'>)}]
                        redirects: []
                        do_fork: T
                      )
                    ]
                    ops: [<Id.Op_Pipe _> <Id.Op_Pipe _>]
                  )
                right: <Id.Eof_RParen _>
              )
            }
        )
      ]
      redirects: []
    )
    (command.Simple
      blame_tok: <sed>
      more_env: []
      words: [
        {<sed>}
        {<-e>}
        {(DQ <'s#{{config_data}}#'> (${ Id.VSub_Name BASE64_ENC) <'#g'>)}
        {<'./newrelic-config-template.yaml'>}
      ]
      redirects: [(Redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<newrelic-config.yaml>})]
      do_fork: T
    )
  ]
)