The following valid json: {"jsonrpc":"2.0","method":"eth blockNumber","params": ,"id":1}

The following valid json: {"jsonrpc":"2.0","method":"eth blockNumber","params": ,"id":1}: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). causes this error: at line 1 col 54: illegal character in array