github.com/goldbock/go-ethereum@v1.9.7/rpc/testdata/reqresp-batch.js (about)

     1  // There is no response for all-notification batches.
     2  
     3  --> [{"jsonrpc":"2.0","method":"test_echo","params":["x",99]}]
     4  
     5  // This test checks regular batch calls.
     6  
     7  --> [{"jsonrpc":"2.0","id":2,"method":"test_echo","params":[]}, {"jsonrpc":"2.0","id": 3,"method":"test_echo","params":["x",3]}]
     8  <-- [{"jsonrpc":"2.0","id":2,"error":{"code":-32602,"message":"missing value for required argument 0"}},{"jsonrpc":"2.0","id":3,"result":{"String":"x","Int":3,"Args":null}}]