Magento的\\程序\\ code \\核心\\法师\\ API2 \\型号\\ Resource.php
只允许集合动作类型创建方法。在api2.xml文件和设置必填字段因此改变了属性标记

magento\app\code\core\Mage\Api2\Model\Resource.php is only allowed collection action type for create method.. so changed in api2.xml file and setup required fields in attribute tag

Magento的\\程序\\ code \\社区\\ MagePim \\ Extapi \\等\\ api2.xml

magento\app\code\community\MagePim\Extapi\etc\api2.xml

<?xml version="1.0"?>
<config>
    <api2>
        <resource_groups>
            <extapi translate="title" module="api2">
                <title>Custom API calls</title>
                <children>
                    <extapi translate="title" module="api2">
                        <title>My Api</title>
                    </extapi>
                </children>
            </extapi>
        </resource_groups>
        <resources>
            <extapi translate="title" module="api2">
                <group>extapi</group>
                <model>extapi/api2</model>
                <working_model>extapi/api2</working_model>
                <title>Custom Api</title>
                <privileges>
                    <admin>
                        <create>1</create>
                        <retrieve>1</retrieve>
                        <update>1</update>
                        <delete>1</delete>
                    </admin>
                </privileges>
                <attributes>
                    <owner_id>Owner ID</owner_id>
                    <identityid>Identity ID</identityid>
                    <social_id>Social ID</social_id>
                    <status>Status</status>
                    <text>Text</text>
                    <request_timestamp>Request Time</request_timestamp>
                    <status_timestamp>Status Time</status_timestamp>
                </attributes>
                <routes>
                    <!-- Call For V1.php _retrieve() -->
                    <route_entity>
                        <route>/scheduler</route>
                        <action_type>entity</action_type>
                    </route_entity>
                    <!-- Call For V1.php _create() -->
                    <route_collection>
                        <route>/scheduler/create</route>
                        <action_type>collection</action_type>
                    </route_collection>
                </routes>
                <versions>1</versions>
            </extapi>
        </resources>
    </api2>
</config>

Magento的\\程序\\ code \\社区\\ MagePim \\ Extapi \\型号\\ API2 \\休息\\管理\\ V1.php

magento\app\code\community\MagePim\Extapi\Model\Api2\Rest\Admin\V1.php

/**
 * Override for Magento's REST API
 */
class Magepim_Extapi_Model_Api2_Rest_Admin_V1 extends Mage_Api2_Model_Resource {

    protected function _retrieve(){
        return json_encode($shedulerData);
    }
    protected function _create($shedulerData){
        return json_encode($shedulerData);
    }
    protected function _retrieveCollection(){
        return json_encode(array('method'=>'_retrieveCollection'));
    }
....................
}