$ fq -d json . /test.json
    |00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
0x00|7b 0a 20 20 20 20 22 61 22 3a 20 31 32 33 2c 0a|{.    "a": 123,.|.: {} (json)
*   |until 0x74.7 (end) (117)                       |                |
$ fq -d json tovalue /test.json
{
  "a": 123,
  "b": [
    1,
    2,
    3
  ],
  "c:": "string",
  "d": null,
  "e": 123.4
}
$ fq . /test.json
    |00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
0x00|7b 0a 20 20 20 20 22 61 22 3a 20 31 32 33 2c 0a|{.    "a": 123,.|.: {} (json)
*   |until 0x74.7 (end) (117)                       |                |
$ fq .b[1] /test.json
2
$ fq . /json.gz
    |00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|.{}: /json.gz (gzip)
0x00|1f 8b                                          |..              |  identification: raw bits (valid)
0x00|      08                                       |  .             |  compression_method: "deflate" (8)
0x00|         00                                    |   .            |  flags{}:
0x00|            65 0a 08 61                        |    e..a        |  mtime: 1627916901 (2021-08-02T15:08:21Z)
0x00|                        00                     |        .       |  extra_flags: 0
0x00|                           03                  |         .      |  os: "unix" (3)
 0x0|7b 22 61 22 3a 20 31 32 33 7d 0a|              |{"a": 123}.|    |  uncompressed: {} (json)
0x00|                              ab 56 4a 54 b2 52|          .VJT.R|  compressed: raw bits
0x10|30 34 32 ae e5 02 00                           |042....         |
0x10|                     20 ac d2 9c               |        ...     |  crc32: 0x9cd2ac20 (valid)
0x10|                                 0b 00 00 00|  |           ....||  isize: 11
$ fq tovalue /json.gz
{
  "compressed": "<13>q1ZKVLJSMDQyruUCAA==",
  "compression_method": "deflate",
  "crc32": 2631052320,
  "extra_flags": 0,
  "flags": {
    "comment": false,
    "extra": false,
    "header_crc": false,
    "name": false,
    "reserved": 0,
    "text": false
  },
  "identification": "<2>H4s=",
  "isize": 11,
  "mtime": 1627916901,
  "os": "unix",
  "uncompressed": {
    "a": 123
  }
}
$ fq .uncompressed /json.gz
   |00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|
0x0|7b 22 61 22 3a 20 31 32 33 7d 0a|              |{"a": 123}.|    |.uncompressed: {} (json)