update container sign

controllers/LLMController.go

 package controllers
 
 import (
-	"bytes"
 	"crypto/ecdsa"
 	"encoding/json"
 	"github.com/astaxie/beego"
@@ -31,14 +30,14 @@ func (c *LLMController) GetContainerSign() {
 		return
 	}
 	signPrv := beego.AppConfig.String("sign_prv")
-	if signData.TaskResult == nil || signData.TaskParam == nil || signData.TaskId == "" {
+	if signData.TaskResult == "" || signData.TaskParam == "" || signData.TaskId == "" {
 		c.ResponseInfo(500, "sign container is failed", nil)
 		return
 	}
 	bridgePrv := stringToPrivateKey(signPrv)
-	reqHash := crypto.Keccak256Hash(signData.TaskParam)
-	respHash := crypto.Keccak256Hash(signData.TaskResult)
-	signHash := crypto.Keccak256Hash(bytes.NewBufferString(signData.TaskId).Bytes(), reqHash.Bytes(), respHash.Bytes())
+	reqHash := crypto.Keccak256Hash([]byte(signData.TaskParam))
+	respHash := crypto.Keccak256Hash([]byte(signData.TaskResult))
+	signHash := crypto.Keccak256Hash([]byte(signData.TaskId), reqHash.Bytes(), respHash.Bytes())
 	signature, err := crypto.Sign(signHash.Bytes(), bridgePrv)
 	if err != nil {
 		return

models/response.go

@@ -8,8 +8,8 @@ type SignInfoRep struct {
 
 type TaskInfo struct {
 	TaskId     string `json:"task_id"`
-	TaskParam  []byte `json:"task_param"`
-	TaskResult []byte `json:"task_result"`
+	TaskParam  string `json:"task_param"`
+	TaskResult string `json:"task_result"`
 }
 
 type ModelInfo struct {