$body  = [

    'appid'=>appid,

    'out_batch_no'=> date('YmdHis'). time(),

    'batch_name'=>'测试转账',

    'batch_remark'=>'测试转账',

    'total_amount'=>1,

    'total_num'=>1,

    'transfer_detail_list'[0] =>[

    'out_detail_no'=> time(). mt_rand(000,999),

    'transfer_amount'=>1,

    'transfer_remark'=>'测试转账',

    'openid'=>openoid

    ],

];

string(86) "{"code":"PARAM_ERROR","message":"转账总笔数与明细转账笔数总和不相等"}"

我这是转一笔都不能转吗？