{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944480,-0.328568,0.000000,0.000000,0.183809,-0.528367,0.828880,0.000000,-0.271769,0.781210,0.562008,0.000000,-1735215.801925,4987939.266034,3564336.918589,1],    "boundingVolume": {    "region": [1.905526,0.596774,1.905641,0.596849,0.000000,8.787826]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/12_129650.b3dm"}}}