私はエンジニアです
```verifiable-presentation
{
  "@context": [
    "https://www.w3.org/2018/credentials/v1",
    "https://www.w3.org/ns/data-integrity/v1",
    "https://zkp-ld.org/context.jsonld"
  ],
  "type": "VerifiablePresentation",
  "proof": {
    "type": "DataIntegrityProof",
    "created": "2024-10-21T01:22:02.144Z",
    "challenge": "f9cd5b2e53a8c588b909dff4bc504a58ee38fb67f571dcc39532a9c83dfd1ec2",
    "cryptosuite": "bbs-termwise-proof-2023",
    "domain": "nostr.com",
    "proofPurpose": "authentication",
    "proofValue": "uomFhWQReAgAAAAAAAAAAmFHJxZkkIT1nBs_o_IGMUFBtr9uPOQkc-HFbqxYqeDoakDCJ2DMRSvyd7e6T5abEpRasKvZOJng7ki8LloT4juxMzkraaxWnA5A8E-whGEX1cnG2FavTgU2sJpxoqvcPpMObsH07jP53ECihYbGdByAxri8wIaN4L8q5aVqOBS6f52T3hQ-gis1_xeUOiEKFrJf5yY16gA822seM4DWIjIVF11a_fc0VzYyz5vTfhXaZP37skR7ym-g3rckdha9DWw0ygjW6Do12K0gnlTrXpN14WToV6BVZwQMX4VLoc2Xx5S4V7tMJy-i0ZD1ugokOjRPgFH0-eFQK-LkbOZiwEoT5LSLY3ZOKipa7He9d-I77UFWVcdxo8ZFLMVU1IFHKrMWqhK_ARhIxF3VKhRmWewABEgAAAAAAAAAAAAAAAAAAAEk3t2CQlfuF1TkJf8BnImXPx1AmcWjYBAdYSXQEr6oCAQAAAAAAAAA5RVYkHCpNbjc6xs89R9LYQ17F895scBdp1W2kWeo8JQQAAAAAAAAA3LajIkbWJbTf-MlwfaD3v4tGjeECjeapZDRpegPNgGwHAAAAAAAAAPsOmX63H-SsBWXCjMIFbk6TLsniyc-ai-bmL8UcsVlCCAAAAAAAAAAiVsgorsyWWFtSSemv8wN-IznR1XPPB73rf0kTBOTuGwkAAAAAAAAAfFmKmrREqbkaaKfvBfloTOQ_CX7MqIsmyx4ctnJM_gIKAAAAAAAAAFgquhpJUv6tOrs_eju-qJjLPqJibdr9tij8hnHgDywxCwAAAAAAAAD9aboy-Ifi8BH749qG_swUsGjHVGN34wElml00e6JwQQwAAAAAAAAAdXJpeA0D35lswNKkcfbrrrlHCBDOeQ8faWw4FUSygysNAAAAAAAAAHN-H4HE5kTruUiW1PQYDgYrpPZY5UMX4M5sq_-x541MDgAAAAAAAACNRQW6Y36C_1OWPIlC5exMNoIF5DzcVixHehTq_ky0JA8AAAAAAAAAgSDPYst5lS_N4ycXJXgnhnAy_FM4xx5DegCuEW9UdQ4RAAAAAAAAAOG7VPb-fxDhG3-F4lXfTtNCKeoN2o9nfm8ix8rYFzFHEgAAAAAAAAB-8_9flZVlC9VGkyN6SN_ZvvJUErbfx3GhJKkFvB4XKRMAAAAAAAAAWXiFta_GLqN2qivGVueUmyDBvpz8r4jDzy2VqxITnHEVAAAAAAAAAGTZhR7jipapo7H2QdkzipBj77-hSUcimzdKlk7appdoGgAAAAAAAADmlnxlbb1aP7B1IvAh9W1QKhH-OpUFLfy6MceDNJHgEhsAAAAAAAAAAXNCZpzYY_bh1kqDmRUUd7A2oE59EBD0fJsMJmfhjlUcAAAAAAAAACCVH4Bmb-0n0r1EM0sGp6Uo-LosEnqQ4_YRBejnauNp8rfX_0LM3asYBzS1HKxSkqUAAAAAAAAAAAEAAAAAAAAAAABhYoGkYWGIAAECAwQFCQthYgxhY4UAAQIDBGFkBQ"
  },
  "holder": "did:key:z3tEG3VPpUALWxyz3k9ToTsqKKo1MreeowhekdUppB3wAn68nZ5bgpfffQtXjgYpRuBmF9",
  "verifiableCredential": {
    "type": [
      "https://example.org/EmployeeCredential",
      "VerifiableCredential"
    ],
    "proof": {
      "type": "DataIntegrityProof",
      "created": "2024-10-21T01:08:55Z",
      "cryptosuite": "bbs-termwise-bound-signature-2023",
      "proofPurpose": "assertionMethod",
      "verificationMethod": "did:key:zUC77BjGcGDVWfBdgzqwzp3uuWkoWuRMe8pnx4dkncia5t9LKHVt96BPGBizeSU7BKiV35h1tsuVwHUVt4arZuckxGCb2tTsB3fsY66mQNs5Bwoac2w2iyYFe8uenBUYdAiveEr#zUC77BjGcGDVWfBdgzqwzp3uuWkoWuRMe8pnx4dkncia5t9LKHVt96BPGBizeSU7BKiV35h1tsuVwHUVt4arZuckxGCb2tTsB3fsY66mQNs5Bwoac2w2iyYFe8uenBUYdAiveEr"
    },
    "credentialSubject": {
      "http://schema.org/jobTitle": "Engineer",
      "http://schema.org/worksFor": {
        "id": "http://example.com/",
        "http://schema.org/name": "Example Company"
      }
    },
    "issuanceDate": "2024-10-21T01:08:55Z",
    "issuer": "did:key:zUC77BjGcGDVWfBdgzqwzp3uuWkoWuRMe8pnx4dkncia5t9LKHVt96BPGBizeSU7BKiV35h1tsuVwHUVt4arZuckxGCb2tTsB3fsY66mQNs5Bwoac2w2iyYFe8uenBUYdAiveEr"
  }
}
```