{
 "code": "ACM-500",
 "state": "SYSTEM_ERROR",
 "action": "Retry or fallback.",
 "page": "https://acm-500.ai/",
 "listed_issuers": {
  "state": null,
  "kind": "definition",
  "when": "The home market's node did not answer: retry. No record is served from another store, so there is no fallback record.",
  "resolver": "https://mcp.getissuer.ai/mcp",
  "tool": "get_signal"
 },
 "cpg": "https://cpg-500.ai/",
 "standard": "https://acm-68000.org/",
 "live_test": {
  "identifier": null,
  "nodes_live": 34,
  "answer": {
   "signal": null,
   "note": "ACM-500 is answered only when the home node does not answer; 34 of 34 nodes answered at render"
  }
 }
}