POST api/Budget

{
  "BudgetHeader": {
    "Id": 1,
    "CustomerCode": "sample string 2",
    "CustomerName": "sample string 3",
    "CustomerType": "sample string 4",
    "ProductMainGroup": "sample string 5",
    "District": "sample string 6",
    "State": "sample string 7",
    "Zone": "sample string 8",
    "EmployeeCode": "sample string 9",
    "EmployeeName": "sample string 10",
    "AreaHeadCode": "sample string 11",
    "AreaHeadName": "sample string 12",
    "RegionHeadCode": "sample string 13",
    "RegionHeadName": "sample string 14",
    "ZoneHeadCode": "sample string 15",
    "ZoneHeadName": "sample string 16",
    "Amount1920": 17.0,
    "Amount2021": 18.0,
    "Amount2122": 19.0
  },
  "BudgetDetail": [
    {
      "Id": 1,
      "HeaderId": 2,
      "CustomerCode": "sample string 3",
      "MonthId": 4,
      "MonthName": "sample string 5",
      "MQFlag": "sample string 6",
      "Percentage": 7.0,
      "Amount": 8.0,
      "Year": 9,
      "SrNo": 10
    },
    {
      "Id": 1,
      "HeaderId": 2,
      "CustomerCode": "sample string 3",
      "MonthId": 4,
      "MonthName": "sample string 5",
      "MQFlag": "sample string 6",
      "Percentage": 7.0,
      "Amount": 8.0,
      "Year": 9,
      "SrNo": 10
    }
  ]
}

<Z_BudgetHeaderDetail xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/RREL.Data.Models">
  <BudgetDetail>
    <C_BudgetDetail>
      <Amount>8</Amount>
      <CustomerCode>sample string 3</CustomerCode>
      <HeaderId>2</HeaderId>
      <Id>1</Id>
      <MQFlag>sample string 6</MQFlag>
      <MonthId>4</MonthId>
      <MonthName>sample string 5</MonthName>
      <Percentage>7</Percentage>
      <SrNo>10</SrNo>
      <Year>9</Year>
    </C_BudgetDetail>
    <C_BudgetDetail>
      <Amount>8</Amount>
      <CustomerCode>sample string 3</CustomerCode>
      <HeaderId>2</HeaderId>
      <Id>1</Id>
      <MQFlag>sample string 6</MQFlag>
      <MonthId>4</MonthId>
      <MonthName>sample string 5</MonthName>
      <Percentage>7</Percentage>
      <SrNo>10</SrNo>
      <Year>9</Year>
    </C_BudgetDetail>
  </BudgetDetail>
  <BudgetHeader>
    <Amount1920>17</Amount1920>
    <Amount2021>18</Amount2021>
    <Amount2122>19</Amount2122>
    <AreaHeadCode>sample string 11</AreaHeadCode>
    <AreaHeadName>sample string 12</AreaHeadName>
    <CustomerCode>sample string 2</CustomerCode>
    <CustomerName>sample string 3</CustomerName>
    <CustomerType>sample string 4</CustomerType>
    <District>sample string 6</District>
    <EmployeeCode>sample string 9</EmployeeCode>
    <EmployeeName>sample string 10</EmployeeName>
    <Id>1</Id>
    <ProductMainGroup>sample string 5</ProductMainGroup>
    <RegionHeadCode>sample string 13</RegionHeadCode>
    <RegionHeadName>sample string 14</RegionHeadName>
    <State>sample string 7</State>
    <Zone>sample string 8</Zone>
    <ZoneHeadCode>sample string 15</ZoneHeadCode>
    <ZoneHeadName>sample string 16</ZoneHeadName>
  </BudgetHeader>
</Z_BudgetHeaderDetail>