{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949624,-0.313390,0.000000,0.000000,0.175251,-0.531040,0.829026,0.000000,-0.259261,0.785603,0.561793,0.000000,-1655351.483621,5015987.998740,3562969.438328,1],    "boundingVolume": {    "region": [1.889481,0.596467,1.889634,0.596635,0.000000,11.216612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411479.b3dm"}}}