using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var tokenb3 = new TokenB3();

        tokenb3.Parse("4F0000000000E0F0C8200000000000002500021F03020007A0000000041010000000000000000000");

        Console.WriteLine(tokenb3.Aid);

        cardCategories.ForEach(category => sb.Append($"((CardCategoryId + {i++}), '{category}', 2),{Environment.NewLine}"));

    }

}

​

Field Number Format Positions Optionality Field Name

1 X(4) 1-4 M Message Type Identifier

2 9(2) 5-6 M Primary Account Number Length

3 X(19) 7-25 M Primary Account Number (PAN)

4 X(6) 26-31 M Processing Code

5 9(15) 32-46 M Transaction Amount

6 9(15) 47-61 F Reserved Field

7 9(15) 62-76 F Reserved Field

8 X(12) 77-88 F Filler

9 X(15) 89-103 F Reserved Field

10 X(8) 104-111 F Filler

11 9(8) 112-119 M Transaction Date

12 9(6) 120-125 M Transaction Time

13 X(8) 126-133 F Filler

14 9(8) 134-141 O Capture Date

15 X(4) 142-145 M Merchant Category Code

16 X(9) 146-154 F Filler

17 X(12) 155-166 M Point of Service Data Code

18 X(3) 167-169 M Function Code

19 X(4) 170-173 F Filler

20 9(1) 174 M Approval Code Length

21 9(8) 175-182 F Reserved Field

22 9(3) 183-185 F Reserved Field

23 9(15) 186-200 M First Presentment Transaction Amount

24 X(11) 201-211 M Acquiring Institution Identification (AIN) Code

25 X(11) 212-222 M Acquiring Institution Processor Identifier (APN)

26 X(23) 223-245 M Acquirer Reference Number (ARN)

27 X(6) 246-251 M Approval Code

28 X(3) 252-254 F Filler

29 X(8) 255-262 M Card Acceptor Terminal Identification

30 X(15) 263-277 M Card Acceptor Identification Code

31 X(38) 278-315 M Card Acceptor Name

32 X(38) 316-353 O Card Acceptor Address Line 1-4

33 X(38) 354-391 O Card Acceptor Address Line 1-4

34 X(21) 392-412 M Card Acceptor City

35 X(15) 413-427 O Card Acceptor Postal Code

36 X(3) 428-430 M Card Acceptor Country Code

37 X(3) 431-433 O Card Acceptor Region Code

38 X(2) 434-435 F Reserved Field

39 X(1) 436 F Reserved Field

40 9(8) 437-444 F Filler

41 9(8) 445-452 F Reserved Field

42 X(2) 453-454 F Reserved Field

43 X(1) 455 F Reserved Field

44 9(8) 456-463 F Filler

45 9(8) 464-471 F Reserved Field

46 X(2) 472-473 F Reserved Field

47 X(1) 474 F Reserved Field

48 9(8) 475-482 F Filler

49 9(8) 483-490 F Reserved Field

50 X(2) 491-492 F Reserved Field

51 X(1) 493 F Reserved Field

52 9(8) 494-501 F Reserved Field

53 9(8) 502-509 F Reserved Field

54 X(2) 510-511 F Reserved Field

55 X(1) 512 F Reserved Field

56 9(8) 513-520 F Filler

57 9(8) 521-528 F Reserved Field

58 X(2) 529-530 F Reserved Field

59 X(1) 531 F Reserved Field

60 9(8) 532-539 F Filler

61 9(8) 540-547 F Reserved Field

62 X(1) 548 F Reserved Field

63 9(15) 549-563 F Reserved Field

64 X(3) 564-566 F Reserved Field

65 9(1) 567 F Reserved Field

66 9(1) 568 F Reserved Field

67 9(15) 569-583 F Reserved Field

68 9(7)v9(8) 584-598 F Reserved Field

69 X(3) 599-601 F Reserved Field

70 9(1) 602 F Reserved Field

71 X(3) 603-605 M First Presentment Transaction Currency Code

72 9(1) 606 M First Presentment Transaction Decimalization

73 9(15) 607-621 M First Presentment Presentment Amount

74 9(7)v9(8) 622-636 M First Presentment Transaction To Presentment Conver•sion Rate

75 X(3) 637-639 M First Presentment Presentment Currency Code

76 9(1) 640 M First Presentment Presentment Decimalization

77 X(1) 641 O Card Acceptor Multinational Indicator

78 X(3) 642-644 M Transaction Currency Code

79 X(3) 645-647 F Reserved Field

80 X(3) 648-650 F Reserved Field

81 X(1) 651 F Filler

82 X(1) 652 O Additional Amount Accounting Effect Type Code 1-5

83 9(15) 653-667 O Additional Amount 1-5

84 X(3) 668-670 O Additional Amount Type 1-5

85 X(1) 671 O Additional Amount Accounting Effect Type Code 1-5

86 9(15) 672-686 O Additional Amount 1-5 

87 X(3) 687-689 O Additional Amount Type 1-5

88 X(1) 690 O Additional Amount Accounting Effect Type Code 1-5

89 9(15) 691-705 O Additional Amount 1-5 

90 X(3) 706-708 O Additional Amount Type 1-5

91 X(1) 709 O Additional Amount Accounting Effect Type Code 1-5

92 9(15) 710-724 O Additional Amount 1-5

93 X(3) 725-727 O Additional Amount Type 1-5

94 X(1) 728 O Additional Amount Accounting Effect Type Code 1-5

95 9(15) 729-743 O Additional Amount 1-5

96 X(3) 744-746 O Additional Amount Type 1-5 

97 X(1) 747 F Reserved Field

98 9(15) 748-762 F Reserved Field

99 X(3) 763-765 F Reserved Field

100 9(8) 766-773 M First Presentment Transaction Date

101 9(6) 774-779 M First Presentment Transaction Time

102 X(7) 780-786 F Filler

103 9(8) 787-794 F Reserved Field

104 9(6) 795-800 F Reserved Field

105 9(1) 801 M Transaction Decimalization

106 9(15) 802-816 F Reserved Field

107 9(15) 817-831 F Reserved Field

108 9(15) 832-846 F Reserved Field

109 9(15) 847-861 F Reserved Field

110 9(15) 862-876 F Reserved Field

111 9(15) 877-891 F Reserved Field

112 X(5) 892-896 F Filler

113 9(6) 897-902 O Capture Time

114 9(6) 903-908 F Reserved Field

115 9(8) 909-916 F Reserved Field

116 9(6) 917-922 F Reserved Field

117 X(2) 923-924 M Format Code

118 X(11) 925-935 M Issuer Institution Identifier (IIN)

119 X(2) 936-937 O Media Code

120 9(3) 938-940 M Message Transaction Sequence Number

121 X(40) 941-980 F Filler

122 X(2) 981-982 F Filler

123 X(23) 983-1005 F Filler

124 9(15) 1006-1020 F Reserved Field

125 9(2) 1021-1022 F Filler

126 X(9) 1023-1031 F Filler

127 9(8) 1032-1039 M Message Number

128 X(11) 1040-1050 M Issuer Processor Identifier (IPN)

129 X(225) 1051-1275 F Reserved Field

130 X(3) 1276-1278 F Filler

131 X(40) 1279-1318 C Reject Reason Codes 1-10

132 X(1) 1319 F Filler

133 9(15) 1320-1334 F Reserved Field

134 9(15) 1335-1349 F Reserved Field

135 9(15) 1350-1364 F Reserved Field

136 9(15) 1365-1379 F Reserved Field

137 X(21) 1380-1400 F Reserved Field

}