{ 
  "p": "brc-420",
  "op": "deploy material",
  "id": "81b1056a1a4d2a5e10e4ba5494447845889d3312126a43364abd20bf8f99c820i0",
  "name": "Y1_Cap",
  "max": "200",
  "price": "0.01",
  "protocol": {"class": "RCP-SVG",
    "content_type": "image/svg+xml",
    "collection": {
        "name": "Y1_Cap",
        "groups": ["g1", "g2"],
        "location": "Cap",
        "type": "material",
        "belong_to": "4c95a24f218f51e1e1d53c95e253a49a3365da586b2cdd865415a2c083602f75i0",
        "props": null
    }}
}