Hi Ricardo,
I'm not clear what you are referring to with "CR ID".
I have extracted the following from the .NET System.Net trace log file:
1. Endpoint
2. Request Header
System.Net Information: 0 : [35428] HttpWebRequest#36685625 - Request: POST /visab2bconnect/v1/payments/validateEligibility HTTP/1.1
System.Net Information: 0 : [35428] ConnectStream#48191601 - Sending headers
{
Content-Type: application/json
Uuid: 6e9bb59e-18d3-462f-9bc8-e67052593487
Authorization: Basic TkkzSFY3UlJXWEZTVFdDWjU1MjQyMTBzUFlaTXpyXzA4U0k3aDF1aUFiUkFfV0RORTo0d1BTWGgxVkFXczJwang4VUFRckFVYw==
Host: sandbox.api.visa.com
Content-Length: 138
Expect: 100-continue
Connection: Keep-Alive
}.
3. Request Body
System.Net Verbose: 0 : [19596] Data from ConnectStream#48191601::ResubmitWrite
System.Net Verbose: 0 : [19596] 00000000 : 7B 22 64 65 62 74 6F 72-42 61 6E 6B 42 69 63 22 : {"debtorBankBic"
System.Net Verbose: 0 : [19596] 00000010 : 3A 22 43 49 54 49 47 42-32 4C 22 2C 22 63 72 65 : :"CITIGB2L","cre
System.Net Verbose: 0 : [19596] 00000020 : 64 69 74 6F 72 42 61 6E-6B 42 69 63 22 3A 22 43 : ditorBankBic":"C
System.Net Verbose: 0 : [19596] 00000030 : 49 54 49 47 42 33 4C 22-2C 22 64 65 62 74 6F 72 : ITIGB3L","debtor
System.Net Verbose: 0 : [19596] 00000040 : 41 63 63 6F 75 6E 74 4E-75 6D 62 65 72 22 3A 22 : AccountNumber":"
System.Net Verbose: 0 : [19596] 00000050 : 31 22 2C 22 63 72 65 64-69 74 6F 72 41 63 63 6F : 1","creditorAcco
System.Net Verbose: 0 : [19596] 00000060 : 75 6E 74 4E 75 6D 62 65-72 22 3A 22 31 22 2C 22 : untNumber":"1","
System.Net Verbose: 0 : [19596] 00000070 : 73 65 74 74 6C 65 6D 65-6E 74 43 75 72 72 65 6E : settlementCurren
System.Net Verbose: 0 : [19596] 00000080 : 63 79 22 3A 22 4A 50 59-22 7D : cy":"JPY"}
4. Response Header (include the x-correlation-id)
System.Net Information: 0 : [44720] Connection#6256157 - Received status line: Version=1.1, StatusCode=500, StatusDescription=Internal Server Error.
System.Net Information: 0 : [44720] Connection#6256157 - Received headers
{
Mime-Version: 1.0
X-Reference-Error: 179.96392b17.1588869976.3aca9b48
Connection: close
Content-Length: 177
Content-Type: text/html
Date: Thu, 07 May 2020 16:46:16 GMT
Expires: Thu, 07 May 2020 16:46:16 GMT
Server: AkamaiGHost
}.
5. Response Body
System.Net Verbose: 0 : [44720] Data from ConnectStream#26018055::Read
System.Net Verbose: 0 : [44720] 00000000 : 3C 48 54 4D 4C 3E 3C 48-45 41 44 3E 3C 54 49 54 : <HTML><HEAD><**bleep**
System.Net Verbose: 0 : [44720] 00000010 : 4C 45 3E 45 72 72 6F 72-3C 2F 54 49 54 4C 45 3E : LE>Error</TITLE>
System.Net Verbose: 0 : [44720] 00000020 : 3C 2F 48 45 41 44 3E 3C-42 4F 44 59 3E 0A 41 6E : </HEAD><BODY>.An
System.Net Verbose: 0 : [44720] 00000030 : 20 65 72 72 6F 72 20 6F-63 63 75 72 72 65 64 20 : error occurred
System.Net Verbose: 0 : [44720] 00000040 : 77 68 69 6C 65 20 70 72-6F 63 65 73 73 69 6E 67 : while processing
System.Net Verbose: 0 : [44720] 00000050 : 20 79 6F 75 72 20 72 65-71 75 65 73 74 2E 3C 70 : your request.<p
System.Net Verbose: 0 : [44720] 00000060 : 3E 0A 52 65 66 65 72 65-6E 63 65 26 23 33 32 3B : >.Reference 
System.Net Verbose: 0 : [44720] 00000070 : 26 23 33 35 3B 31 37 39-26 23 34 36 3B 39 36 33 : #179.963
System.Net Verbose: 0 : [44720] 00000080 : 39 32 62 31 37 26 23 34-36 3B 31 35 38 38 38 36 : 92b17.158886
System.Net Verbose: 0 : [44720] 00000090 : 39 39 37 36 26 23 34 36-3B 33 61 63 61 39 62 34 : 9976.3aca9b4
System.Net Verbose: 0 : [44720] 000000A0 : 38 0A 3C 2F 42 4F 44 59-3E 3C 2F 48 54 4D 4C 3E : 8.</BODY></HTML>
System.Net Verbose: 0 : [44720] 000000B0 : 0A : .
