{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950992,-0.309216,0.000000,0.000000,0.172713,-0.531177,0.829470,0.000000,-0.255946,0.787161,0.561133,0.000000,-1634182.110755,5025918.047637,3558774.132420,1],    "boundingVolume": {    "region": [1.885092,0.595644,1.885238,0.595863,0.000000,8.685072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1340297.b3dm"}}}