diff --git a/src/agApi/agGraphs.erl b/src/agApi/agGraphs.erl
index 2e88711..f456b2f 100644
--- a/src/agApi/agGraphs.erl
+++ b/src/agApi/agGraphs.erl
@@ -402,13 +402,11 @@ delEdgeDef(PoolNameOrSocket, GraphName, EdgeDefName, QueryPars) ->
 %     errorMessage：为此错误创建的消息。
 newVertex(PoolNameOrSocket, GraphName, CollName, MapData) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, ?AgDefQuery, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, ?AgDefQuery, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 newVertex(PoolNameOrSocket, GraphName, CollName, MapData, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, QueryPars, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, QueryPars, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 % 获取现有顶点
 % GET /_api/gharial/{graph}/vertex/{collection}/{vertex}
@@ -513,18 +511,15 @@ getVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, QueryPars, Headers)
 %     errorMessage：为此错误创建的消息。
 updateVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary, "/", (agMiscUtils:toBinary(VertexKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, ?AgDefQuery, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, ?AgDefQuery, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 updateVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary, "/", (agMiscUtils:toBinary(VertexKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 updateVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData, QueryPars, Headers) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary, "/", (agMiscUtils:toBinary(VertexKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, Headers, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, Headers, eVPack:encodeBin(MapData)).
 
 % 替换现有的顶点
 % PUT /_api/gharial/{graph}/vertex/{collection}/{vertex}
@@ -576,18 +571,15 @@ updateVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData, QueryPar
 %     errorMessage：为此错误创建的消息。
 replaceVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary, "/", (agMiscUtils:toBinary(VertexKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, ?AgDefQuery, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, ?AgDefQuery, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 replaceVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary, "/", (agMiscUtils:toBinary(VertexKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 replaceVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, MapData, QueryPars, Headers) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/vertex/", CollName/binary, "/", (agMiscUtils:toBinary(VertexKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, Headers, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, Headers, eVPack:encodeBin(MapData)).
 
 % 从图中删除顶点
 % DELETE /_api/gharial/{graph}/vertex/{collection}/{vertex}
@@ -688,13 +680,11 @@ delVertex(PoolNameOrSocket, GraphName, CollName, VertexKey, QueryPars, Headers)
 %     errorMessage：为此错误创建的消息。
 newEdge(PoolNameOrSocket, GraphName, CollName, MapData) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, ?AgDefQuery, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, ?AgDefQuery, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 newEdge(PoolNameOrSocket, GraphName, CollName, MapData, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, QueryPars,  ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPost, Path, QueryPars, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 % 获得边
 % GET /_api/gharial/{graph}/edge/{collection}/{edge}
@@ -800,18 +790,15 @@ getEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, QueryPars, Headers) ->
 %     errorMessage：为此错误创建的消息。
 updateEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary, "/", (agMiscUtils:toBinary(EdgeKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path,  ?AgDefQuery, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, ?AgDefQuery, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 updateEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary, "/", (agMiscUtils:toBinary(EdgeKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path,  QueryPars, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 updateEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData, Headers, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary, "/", (agMiscUtils:toBinary(EdgeKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, Headers, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPatch, Path, QueryPars, Headers, eVPack:encodeBin(MapData)).
 
 
 % 替换现有边的内容
@@ -866,18 +853,15 @@ updateEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData, Headers, Que
 %     errorMessage：为此错误创建的消息。
 replaceEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary, "/", (agMiscUtils:toBinary(EdgeKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, ?AgDefQuery, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, ?AgDefQuery, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 replaceEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData, QueryPars) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary, "/", (agMiscUtils:toBinary(EdgeKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, ?AgDefHeader, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, ?AgDefHeader, eVPack:encodeBin(MapData)).
 
 replaceEdge(PoolNameOrSocket, GraphName, CollName, EdgeKey, MapData, QueryPars, Headers) ->
    Path = <<"/_api/gharial/", GraphName/binary, "/edge/", CollName/binary, "/", (agMiscUtils:toBinary(EdgeKey))/binary>>,
-   BodyStr = eVPack:encodeBin(MapData),
-   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, Headers, BodyStr).
+   agVstCli:callAgency(PoolNameOrSocket, ?AgPut, Path, QueryPars, Headers, eVPack:encodeBin(MapData)).
 
 % 从图形中删除边
 % DELETE /_api/gharial/{graph}/edge/{collection}/{edge}