POST /v{version}/instance/bid HTTP/1.1
Host: bcc.bj.baidubce.com
Authorization: authorization string

{
    "spec": "spec",
    "specId": "specId",
    "ephemeralDisks": [
        {
            "storageType": storageType,
            "sizeInGB": size
        },
        {
            "storageType": storageType,
            "sizeInGB": size
        }
    ],
    "adminPass": "adminPass",
    "aspId": "aspId",
    "instanceType": instanceType,
    "cpuCount": cpuCoreCount,
    "bidModel":bidModel,
    "bidPrice":bidPrice,
    "memoryCapacityInGB": memoryCapacityInGB,
    "rootDiskSizeInGb":rootDiskSizeInGb,
    "rootDiskStorageType":"rootDiskStorageType",
    "createCdsList": [
        {
            "storageType": storageType,
            "cdsSizeInGB": cdsSizeInGB,
            "snapshotId": "snapshotId"
        }
    ],
    "userData": "userData",
    "purchaseNum": purchaseNum
    "isomerismCard": "isomerismCard",
    "name": "name",
    "hostname": "hostname",
    "autoSeqSuffix": autoSeqSuffix,
    "isOpenHostnameDomain": isOpenHostnameDomain,
    "imageId": "imageId",
    "networkCapacityInMbps": networkCapacityInMbps,
    "eipName": "eipName",
    "internetChargeType": internetChargeType,
    "purchaseCount": purchaseCount,
    "zoneName": zoneName,
    "subnetId": subnetId,
    "securityGroupId": securityGroupId,
    "deletionProtection": "deletionProtection",
    "enterpriseSecurityGroupId": "enterpriseSecurityGroupId",
    "relationTag": relationTag,
    "isOpenIpv6": isOpenIpv6,
    "tags": [
       {
          "tagKey": tagKey,
          "tagValue": tagValue
       } 
    ],
    "keypairId": keypairId,
    "fileSystems": {
        "fsId": "fsId",
        "mountAds": "mountAds",
        "path": "path",
        "protocol": "protocol"
    },
    "resGroupId": "resGroupId"
}

POST /v2/instance/bid HTTP/1.1
Host: bcc.bj.baidubce.com
ContentType: application/json    
Authorization: bce-auth-v1/f81d3b34e48048fbb2634dc7882d7e21/2015-08-11T04:17:29Z/3600/host/74c506f68c65e26c633bfa104c863fffac5190fdec1ec24b7c03eb5d67d2e1de

{
    "instanceType": "N1",
    "cpuCount": 2,
    "bidModel": "custom",
    "bidPrice": 0.01,
    "memoryCapacityInGB": 2,
    "rootDiskSizeInGb":45,
    "rootDiskStorageType":"cloud_hp1",
    "createCdsList": [
        {
            "storageType": "std1",
            "cdsSizeInGB": 5
        }
    ],
    "name": "example",
    "imageId": "m-mRjO3cjs",
    "networkCapacityInMbps": 1,
    "internetChargeType": "BANDWIDTH_POSTPAID_BY_HOUR",
    "purchaseCount": 1,
    "relationTag": true,
        "tags": [
            {
                "tagKey":"tag1",
                "tagValue":"var1"
            }
    ],
    "keypairId":"k-R0J0BEA9"
}

HTTP/1.1 200 OK
x-bce-request-id: 1214cca7-4ad5-451d-9215-71cb844c0a50
Date: Wed, 03 Dec 2014 06:42:19 GMT
Content-Type: application/json;charset=UTF-8
Server: BWS

{
    "orderId": "d1ace996973643b299ea506a80dae4da",
    "instanceIds": [
        "i-T1I3OtUO"
    ]
}