Token metadata

This document contains JSON schema specification for Chavinci token metadata which can be stored inside IPFS. It's and loosely based on "ERC-1155 Metadata URI JSON Schema".

Schema:

{
    "title": "Token Metadata",
    "type": "object",
    "properties": {
        "name": {
            "type": "string",
            "description": "Identifies the name of given token."
        },
        "description": {
            "type": "string",
            "description": "Describes the token and its purpose."
        },
        "image": {
            "type": "string",
            "description": "A URI pointing to a resource with mime type image/* representing the asset to which this token represents. Consider making any images at a width between 320 and 1080 pixels and aspect ratio between 1.91:1 and 4:5 inclusive."
        },
        "properties": {
            "type": "object",
            "description": "Arbitrary properties. Values may be strings, numbers, object or arrays."
        }
    }
}

Example data:

{
    "name": "Yggdrasil",
    "description": "Yggdrasil is an immense mythical tree that connects the nine worlds in Norse cosmology.",
    "image": "ipfs://QmYggdrasilImageHash123",
    "properties": {
        "simple_property": "new value",
        "custom_property": {
            "name": "Custom Property",
            "value": "Custom Value",
            "display_value": "This is a custom property.",
            "class": "custom-class",
            "css": {
                "color": "#ff9900",
                "font-size": "16px",
                "font-weight": "normal"
            }
        },
        "another_array_property": {
            "name": "Another Array",
            "value": [5,6,7,8],
            "class": "another-class"
        }
    }
}