{
  "format": "wwar-v1-wire-schema",
  "version": 1,
  "magic_hex": "57574152",
  "schema_version": 1,
  "root": "one complete value; typed identities and wrappers additionally require their declared record",
  "value_frame": {
    "type": "u8",
    "payload_length": "u64be",
    "payload": "exactly payload_length bytes"
  },
  "container_frames": {
    "list": {
      "count": "u32be",
      "members": "count repetitions of u64be(value_length) followed by exactly one complete value frame"
    },
    "map": {
      "count": "u32be",
      "members": "count repetitions of u64be(key_length), raw UTF-8 key, u64be(value_length), complete value frame"
    },
    "record": {
      "count": "u32be",
      "members": "count repetitions of u32be(field_tag), u64be(value_length), complete value frame"
    }
  },
  "wire_types": [
    {
      "name": "bytes",
      "code": 1,
      "payload": {
        "frame": "raw-bytes",
        "canonical": [
          "declared-limit",
          "frame-available",
          "exact-length"
        ]
      }
    },
    {
      "name": "string",
      "code": 2,
      "payload": {
        "frame": "utf8",
        "canonical": [
          "declared-limit",
          "frame-available",
          "valid-utf8",
          "no-nul-string",
          "nfc-string",
          "exact-length"
        ]
      }
    },
    {
      "name": "uint",
      "code": 3,
      "payload": {
        "frame": "minimal-uint",
        "canonical": [
          "declared-limit",
          "frame-available",
          "uint-width",
          "uint-minimal",
          "exact-length"
        ]
      }
    },
    {
      "name": "bool",
      "code": 4,
      "payload": {
        "frame": "byte",
        "canonical": [
          "declared-limit",
          "frame-available",
          "bool-00-or-01",
          "exact-length"
        ]
      }
    },
    {
      "name": "list",
      "code": 5,
      "payload": {
        "frame": "counted-values",
        "canonical": [
          "declared-limit",
          "frame-available",
          "declared-order",
          "exact-length"
        ]
      }
    },
    {
      "name": "map",
      "code": 6,
      "payload": {
        "frame": "counted-pairs",
        "canonical": [
          "declared-limit",
          "frame-available",
          "raw-utf8-key-order",
          "exact-length"
        ]
      }
    },
    {
      "name": "record",
      "code": 7,
      "payload": {
        "frame": "counted-fields",
        "canonical": [
          "declared-limit",
          "frame-available",
          "increasing-tag-order",
          "exact-length"
        ]
      }
    }
  ],
  "limits": {
    "container_members_max": 16777215,
    "nesting_depth_max": 64,
    "string_or_bytes_length_max": 2147483647,
    "uint_max": "18446744073709551615",
    "wwar_payload_length_max": "18446744073709551615"
  },
  "unicode": {
    "version": "16.0.0",
    "form": "NFC",
    "nul_forbidden": true,
    "scalar_values_only": true,
    "utf8": "RFC 3629 shortest form; surrogates and values above U+10FFFF are invalid",
    "validation_order": [
      "decode shortest-form UTF-8",
      "reject NUL and non-scalar values",
      "require exact NFC under Unicode 16.0.0"
    ]
  },
  "error_precedence": [
    "declared limit before frame availability",
    "frame truncation before type-specific or exact-length checks",
    "fully framed child length mismatch before child interpretation"
  ]
}