[
 {
  "owner": "Administrator", 
  "docstatus": 0, 
  "creation": "2012-12-14 10:15:16", 
  "modified_by": "Administrator", 
  "modified": "2012-12-14 16:06:37"
 }, 
 {
  "istable": 1, 
  "name": "__common__", 
  "doctype": "DocType", 
  "module": "Manufacturing"
 }, 
 {
  "name": "__common__", 
  "parent": "BOM Operation", 
  "doctype": "DocField", 
  "parenttype": "DocType", 
  "permlevel": 0, 
  "parentfield": "fields"
 }, 
 {
  "name": "__common__", 
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  "doctype": "DocPerm", 
  "parenttype": "DocType", 
  "role": "System Manager", 
  "parentfield": "permissions"
 }, 
 {
  "name": "BOM Operation", 
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 }, 
 {
  "oldfieldtype": "Data", 
  "doctype": "DocField", 
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 }, 
 {
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  "fieldname": "opn_description", 
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 }, 
 {
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  "options": "Workstation"
 }, 
 {
  "oldfieldtype": "Currency", 
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  "label": "Hour Rate", 
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 }, 
 {
  "oldfieldtype": "Currency", 
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  "label": "Operation Time (mins)", 
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 }, 
 {
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 }, 
 {
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 }, 
 {
  "doctype": "DocPerm", 
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 }
]