curl --request GET \
  --url https://us.infisical.com/api/v1/cert-manager/signers

{
  "signers": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z",
      "description": "<string>",
      "status": "active",
      "certificateId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "approvalPolicyId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "lastSignedAt": "2023-11-07T05:31:56Z",
      "caId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "commonName": "<string>",
      "certificateTtlDays": 123,
      "certificateRenewBeforeDays": 123,
      "certificateFailureReason": "<string>",
      "keyAlgorithm": "RSA_2048",
      "certificateCommonName": "<string>",
      "certificateSerialNumber": "<string>",
      "certificateNotAfter": "2023-11-07T05:31:56Z",
      "approvalPolicyName": "<string>"
    }
  ],
  "totalCount": 123
}