httptest.create JSON-RPC error

[Tony Fu]

Hi, avb
I recently use httptest.create api, and get the error response below:
##
{"jsonrpc":"2.0","error":{"code":-32602,"message":"Invalid params.","data":
"Web scenario step name cannot be empty."},"id":1}
##

My request JSON Object below:
##
{"jsonrpc":"2.0","method":"httptest.create","param s":{"name":"api_book","hostid":"1001000000010084", "steps":{"name":"api_book_rank","url":"xxxxxxxxxxx xx"
,"status_codes":200,"no":1}},"auth":"3625950d134b4 0bdc11d299b70754048","id":1}
##
which is correct veritifed online and the same as official document example d
escripbed, https://www.zabbix.com/documentation...ttptest/create

Help!

[Tony Fu]

Parameter:steps is a array type in json

I made s mistake, the Parameter steps is a array type in json even though conti
ans one step only, presents with string '[]' not '{}'