{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896693,-0.442653,0.000000,0.000000,0.282778,-0.572830,0.769352,0.000000,-0.339620,0.687976,0.641363,0.000000,-2169131.924467,4394060.303527,4068925.189799,1],    "boundingVolume": {    "region": [2.029260,0.696218,2.029443,0.696330,0.000000,59.875551]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/7_480382.b3dm"}}}