curl -s \
  "https://engine.example.com/v1/approvals/policy.set-6b02b476021d124cec20af24" \
  -H "Authorization: Bearer $TOKEN"

// A client from OpenAPI Generator: see Build a client.
import {
  ApprovalsAndOperationsApi,
  Configuration,
  ProblemFromJSON,
  ResponseError,
} from "./nodeasset-client";

const api = new ApprovalsAndOperationsApi(new Configuration({
  basePath: "https://engine.example.com",
  accessToken: process.env.TOKEN,
}));

try {
  const answer = await api.getApproval({ actionKey: "policy.set-6b02b476021d124cec20af24" });
  console.log(answer.value);
} catch (e) {
  if (!(e instanceof ResponseError)) throw e;
  // A refusal is a problem; its type ends in the slug.
  const problem = ProblemFromJSON(await e.response.json());
  const slug = problem.type.split(":").pop();
  console.error(e.response.status, slug, problem.detail);
}

# A client from OpenAPI Generator: see Build a client.
import os
import sys

import nodeasset_client

config = nodeasset_client.Configuration(
    host="https://engine.example.com",
    access_token=os.environ["TOKEN"],
)
with nodeasset_client.ApiClient(config) as client:
    api = nodeasset_client.ApprovalsAndOperationsApi(client)
    try:
        answer = api.get_approval(action_key="policy.set-6b02b476021d124cec20af24")
        print(answer.value)
    except nodeasset_client.ApiException as e:
        # A refusal is a problem; its type ends in the slug.
        problem = nodeasset_client.Problem.from_json(e.body)
        slug = problem.type.rsplit(":", 1)[-1]
        print(e.status, slug, problem.detail, file=sys.stderr)

// A client from OpenAPI Generator: see Build a client.
import nodeasset.client.ApiClient;
import nodeasset.client.ApiException;
import nodeasset.client.api.ApprovalsAndOperationsApi;
import nodeasset.client.model.Problem;

public class GetApproval {
  public static void main(String[] args) throws Exception {
    ApiClient client = new ApiClient();
    client.updateBaseUri("https://engine.example.com");
    client.setRequestInterceptor(builder ->
        builder.header("Authorization", "Bearer " + System.getenv("TOKEN")));
    ApprovalsAndOperationsApi api = new ApprovalsAndOperationsApi(client);

    try {
      var request = ApprovalsAndOperationsApi.APIGetApprovalRequest.newBuilder()
          .actionKey("policy.set-6b02b476021d124cec20af24")
          .build();
      var answer = api.getApproval(request);
      System.out.println(answer.getValue());
    } catch (ApiException e) {
      // A refusal is a problem; its type ends in the slug.
      Problem problem = client.getObjectMapper()
          .readValue(e.getResponseBody(), Problem.class);
      String type = problem.getType();
      String slug = type.substring(type.lastIndexOf(':') + 1);
      System.err.println(e.getCode() + " " + slug + " " + problem.getDetail());
    }
  }
}

{
  "offset": 0,
  "now": "2026-10-03T13:26:37.654270303Z",
  "value": {
    "actionKey": "policy.set-6b02b476021d124cec20af24",
    "kind": "policy.set",
    "resource": {
      "kind": "instrument",
      "id": "FUND",
      "href": "/v1/instruments/FUND"
    },
    "maker": "operator-1",
    "makerName": "Olive Park",
    "makerEmail": "olive.park@venue.example",
    "makerRole": "operator",
    "madeAt": "2026-10-03T13:24:38.436690Z",
    "state": "approved",
    "checker": "approver-1",
    "checkerName": "Ann Kim",
    "checkerEmail": "ann.kim@venue.example",
    "checkedAt": "2026-10-03T13:24:38.449164Z",
    "operationId": "op-e4aa8a51-8330-47b5-87b0-1d31ece49972",
    "reason": null,
    "method": "PUT",
    "path": "/v1/instruments/FUND/policy",
    "body": {
      "policy": {
        "limits": null,
        "lockup": null,
        "holding": {
          "max": 50000000,
          "min": null
        },
        "windows": null,
        "denyList": [],
        "admission": {
          "requires": [],
          "maxHolders": 100,
          "trustedIssuers": []
        },
        "countries": null,
        "supplyCap": null,
        "investorTypes": null,
        "liquidateOnly": false
      },
      "summary": "Cap the fund at 100 holders",
      "effectiveAt": null,
      "expectedVersion": 0
    },
    "required": 1,
    "signedBy": [
      "approver-1"
    ],
    "signers": [
      {
        "sub": "approver-1",
        "name": "Ann Kim",
        "email": "ann.kim@venue.example",
        "signedAt": "2026-10-03T13:24:38.449164Z"
      }
    ]
  }
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "requestId": "<string>",
  "gate": "<string>",
  "check": "<string>",
  "recovery": "<string>",
  "retryAfter": 123,
  "retryable": true,
  "packageName": "<string>",
  "party": "<string>",
  "contractId": "<string>",
  "projectionOffset": 123,
  "ledgerEnd": 123,
  "code": 123,
  "reason": "<string>",
  "policyVersion": 123,
  "errors": [
    {
      "pointer": "<string>",
      "detail": "<string>"
    }
  ]
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "requestId": "<string>",
  "gate": "<string>",
  "check": "<string>",
  "recovery": "<string>",
  "retryAfter": 123,
  "retryable": true,
  "packageName": "<string>",
  "party": "<string>",
  "contractId": "<string>",
  "projectionOffset": 123,
  "ledgerEnd": 123,
  "code": 123,
  "reason": "<string>",
  "policyVersion": 123,
  "errors": [
    {
      "pointer": "<string>",
      "detail": "<string>"
    }
  ]
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "requestId": "<string>",
  "gate": "<string>",
  "check": "<string>",
  "recovery": "<string>",
  "retryAfter": 123,
  "retryable": true,
  "packageName": "<string>",
  "party": "<string>",
  "contractId": "<string>",
  "projectionOffset": 123,
  "ledgerEnd": 123,
  "code": 123,
  "reason": "<string>",
  "policyVersion": 123,
  "errors": [
    {
      "pointer": "<string>",
      "detail": "<string>"
    }
  ]
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "requestId": "<string>",
  "gate": "<string>",
  "check": "<string>",
  "recovery": "<string>",
  "retryAfter": 123,
  "retryable": true,
  "packageName": "<string>",
  "party": "<string>",
  "contractId": "<string>",
  "projectionOffset": 123,
  "ledgerEnd": 123,
  "code": 123,
  "reason": "<string>",
  "policyVersion": 123,
  "errors": [
    {
      "pointer": "<string>",
      "detail": "<string>"
    }
  ]
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "requestId": "<string>",
  "gate": "<string>",
  "check": "<string>",
  "recovery": "<string>",
  "retryAfter": 123,
  "retryable": true,
  "packageName": "<string>",
  "party": "<string>",
  "contractId": "<string>",
  "projectionOffset": 123,
  "ledgerEnd": 123,
  "code": 123,
  "reason": "<string>",
  "policyVersion": 123,
  "errors": [
    {
      "pointer": "<string>",
      "detail": "<string>"
    }
  ]
}