curl -X PUT https://verification.didit.me/v3/travel-rule/vasps/{vasp_id}/decision/ \
  -H 'x-api-key: YOUR_API_KEY' -H 'Content-Type: application/json' \
  -d '{"decision": "BLOCKED", "reason": "Unlicensed in its home jurisdiction"}'

from didit import Didit

# Reads DIDIT_API_KEY.
client = Didit()

result = client.travel_rule.update_vasp_decision(
    "11111111-2222-3333-4444-555555555555",
    decision="BLOCKED",
    reason="Unlicensed in its home jurisdiction",
)
print(result)

import Didit from "@didit-protocol/sdk-node";

// Reads DIDIT_API_KEY.
const didit = new Didit();

const result = await didit.travelRule.updateVaspDecision("11111111-2222-3333-4444-555555555555", {
  decision: "BLOCKED",
  reason: "Unlicensed in its home jurisdiction",
});
console.log(result);

ctx := context.Background()
// Reads DIDIT_API_KEY.
client := didit.NewClient()

result, err := client.TravelRule.UpdateVASPDecision(ctx, "11111111-2222-3333-4444-555555555555", didit.TravelRuleCounterpartyDecisionRequest{
	Decision: "BLOCKED",
	Reason:   didit.String("Unlicensed in its home jurisdiction"),
})
if err != nil {
	log.Fatal(err)
}
fmt.Printf("%+v\n", result)

import me.didit.Didit;
import me.didit.types.TravelRuleCounterpartyDecisionRequest;

// Reads DIDIT_API_KEY.
Didit client = new Didit();

var result = client.travelRule().updateVaspDecision("11111111-2222-3333-4444-555555555555", TravelRuleCounterpartyDecisionRequest.builder()
        .decision(TravelRuleCounterpartyDecisionRequest.Decision.of("BLOCKED"))
        .reason("Unlicensed in its home jurisdiction")
        .build());
System.out.println(result);

<?php

require 'vendor/autoload.php';

use Didit\DiditClient;

// Reads DIDIT_API_KEY.
$didit = new DiditClient();

$result = $didit->travelRule->updateVaspDecision('11111111-2222-3333-4444-555555555555', [
    'decision' => 'BLOCKED',
    'reason' => 'Unlicensed in its home jurisdiction',
]);
print_r($result->toArray());

require "didit"

# Reads DIDIT_API_KEY.
didit = Didit::Client.new

result = didit.travel_rule.update_vasp_decision(
  "11111111-2222-3333-4444-555555555555",
  decision: "BLOCKED",
  reason: "Unlicensed in its home jurisdiction"
)
puts result.to_h

using System;
using System.Text.Json;
using Didit;

// Reads DIDIT_API_KEY.
using var client = new DiditClient();

var result = await client.TravelRule.UpdateVaspDecisionAsync("11111111-2222-3333-4444-555555555555", new TravelRuleCounterpartyDecisionRequest
{
    Decision = "BLOCKED",
    Reason = "Unlicensed in its home jurisdiction",
});
Console.WriteLine(JsonSerializer.Serialize(result));

{
  "decision": {
    "decision": "BLOCKED",
    "reason": "Unlicensed in its home jurisdiction",
    "decided_by": "",
    "updated_at": "2026-10-14T10:05:00Z",
    "inherited_from": null
  }
}

{
  "decision": [
    "\"MAYBE\" is not a valid choice."
  ]
}

{
  "detail": "No directory entry or Didit network member has this id."
}