Bug 1297615

Summary:	Error "json: cannot unmarshal number into Go value of type string" when following doc to create a pod using downward api
Product:	OKD	Reporter:	Chao Yang <chaoyang>
Component:	Documentation	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:	Ronaldo Rivera <rrivera>
Severity:	low	Docs Contact:
Priority:	low
Version:	3.x	CC:	aos-bugs, mmccomas
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Description Chao Yang 2016-01-12 02:44:38 UTC

Document URL: 
https://docs.openshift.org/latest/dev_guide/downward_api.html
Section Number and Name: 
Using the Volume Plug-in/Create a volume-pod.json

Describe the issue: 
when using the json file provided to create a pod , error will displayed as below
unable to load "volume-pod.json": json: cannot unmarshal number into Go value of type string
Suggestions for improvement: 
need to update the value of annotaion to string from number
  annotations:
    annotation1: 345
    annotation2: 456
Additional information: