HALOWERKGamingwerk
nft metadata mutate
Applies ordered set/remove attribute and set name/description operations to caller-supplied metadata, then hashes canonical output. It does not mint, sign, upload, mutate an on-chain token, preserve media, or verify ownership.
POST https://gaming.halowerk.com/v1/nft-metadata-mutateEingaben
| Feld | Typ | Pflicht | Beschreibung |
|---|---|---|---|
| asset_id | string | Ja | |
| metadata | object | Ja | |
| operations | array | Ja |
Vollständiges Eingabeschema anzeigen
{
"type": "object",
"required": [
"asset_id",
"metadata",
"operations"
],
"additionalProperties": false,
"properties": {
"asset_id": {
"type": "string",
"minLength": 1,
"maxLength": 256
},
"metadata": {
"type": "object",
"required": [
"name",
"description",
"attributes"
],
"additionalProperties": false,
"properties": {
"name": {
"type": "string",
"minLength": 1,
"maxLength": 256
},
"description": {
"type": "string",
"minLength": 0,
"maxLength": 4096
},
"attributes": {
"type": "array",
"maxItems": 1000,
"items": {
"type": "object",
"required": [
"key",
"value"
],
"additionalProperties": false,
"properties": {
"key": {
"type": "string",
"minLength": 1,
"maxLength": 128
},
"value": {
"type": [
"string",
"number",
"boolean",
"null"
]
}
}
}
}
}
},
"operations": {
"type": "array",
"minItems": 1,
"maxItems": 1000,
"items": {
"type": "object",
"required": [
"op"
],
"additionalProperties": false,
"properties": {
"op": {
"type": "string",
"enum": [
"set_attribute",
"remove_attribute",
"set_name",
"set_description"
]
},
"key": {
"type": "string",
"minLength": 1,
"maxLength": 128
},
"value": {
"type": [
"string",
"number",
"boolean",
"null"
]
}
}
}
}
}
}Veröffentlichtes Eingabebeispiel
{
"asset_id": "sword-0042",
"metadata": {
"name": "Harbor Blade",
"description": "A weathered steel blade.",
"attributes": [
{
"key": "level",
"value": 3
},
{
"key": "element",
"value": "water"
}
]
},
"operations": [
{
"op": "set_attribute",
"key": "level",
"value": 4
},
{
"op": "remove_attribute",
"key": "element"
},
{
"op": "set_description",
"value": "A reforged weathered steel blade."
}
]
}Ergebnis & Dokumentation
Veröffentlichtes Ergebnisschema anzeigen
{
"$ref": "https://gaming.halowerk.com/v1/nft-metadata-mutate/schema#/outputSchema"
}Veröffentlichtes Ergebnisbeispiel öffnen
Maschinenlesbare Dokumentation dieses Hubs
Quelle dieser Seite: der veröffentlichte HALOWERK-Katalog. Stand: 2026-11-01, 15:19 UTC.
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