$ echo ${DOCKER_HOST%:*}
sandbox.local
$ orthanc=$(docker run --detach --publish=80:8042 osimis/orthanc)
$ file sample.dcm
sample.dcm: DICOM medical imaging data
$ dcmdump sample.dcm | strings | grep 0010,0010
(0010,0010) PN [WRIX]                                   #   4, 1 PatientName
$ http sandbox.local/instances <sample.dcm
HTTP/1.1 200 OK
Content-Encoding: gzip
Content-Length: 118
Content-Type: application/json; charset=utf-8

{
    "ID": "163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2",
    "Path": "/instances/163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2",
    "Status": "Success"
}

$ http sandbox.local/instances/163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2/tags | jq --raw-output '.["0010,0010"].Value'
WRIX
$ dcmodify -m '(0010,0010)=FOO' sample.dcm 
$ dcmdump sample.dcm | strings | grep 0010,0010
(0010,0010) PN [FOO]                                    #   4, 1 PatientName
$ http sandbox.local/instances <sample.dcm
HTTP/1.1 200 OK
Content-Encoding: gzip
Content-Length: 125
Content-Type: application/json; charset=utf-8

{
    "ID": "163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2",
    "Path": "/instances/163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2",
    "Status": "AlreadyStored"
}

$ http sandbox.local/instances/163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2/tags | jq --raw-output '.["0010,0010"].Value'
WRIX
$ dcmdump sample.dcm | strings | grep 0020,000d
(0020,000d) UI [1.2.840.113745.101000.1008000.38046.4274.5925160] #  48, 1 StudyInstanceUID
$ dcmodify -m '(0020,000d)=1.2.840.113745.101000.1008000.38046.4274.5925161' sample.dcm 
$ dcmdump sample.dcm | strings | grep 0020,000d
(0020,000d) UI [1.2.840.113745.101000.1008000.38046.4274.5925161] #  48, 1 StudyInstanceUID
$ http sandbox.local/instances <sample.dcm
HTTP/1.1 200 OK
Content-Encoding: gzip
Content-Length: 118
Content-Type: application/json; charset=utf-8

{
    "ID": "6ef8a371-544d76d9-71beca94-5d6dfd45-4b4fe0d2",
    "Path": "/instances/6ef8a371-544d76d9-71beca94-5d6dfd45-4b4fe0d2",
    "Status": "Success"
}

$ http sandbox.local/instances
HTTP/1.1 200 OK
Content-Encoding: gzip
Content-Length: 105
Content-Type: application/json; charset=utf-8

[
    "163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2",
    "6ef8a371-544d76d9-71beca94-5d6dfd45-4b4fe0d2"
]

$ http sandbox.local/instances/163c43b7-84e6ed46-8f0a18e8-20b7893b-96a070e2/tags | jq --raw-output '.["0020,000d"].Value'
1.2.840.113745.101000.1008000.38046.4274.5925160
$ http sandbox.local/instances/6ef8a371-544d76d9-71beca94-5d6dfd45-4b4fe0d2/tags | jq --raw-output '.["0020,000d"].Value'
1.2.840.113745.101000.1008000.38046.4274.5925161
$ docker stop $orthanc
02be69f0578b1956e964307ef3df0b22f1cd8abdce50604ca67f9b240eadc62a
$ docker rm $orthanc
02be69f0578b1956e964307ef3df0b22f1cd8abdce50604ca67f9b240eadc62a