{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943904,-0.330221,0.000000,0.000000,0.183781,-0.525319,0.830822,0.000000,-0.273781,0.782578,0.559120,0.000000,-1748045.908421,4996622.440452,3545982.081597,1],    "boundingVolume": {    "region": [1.907279,0.593234,1.907388,0.593414,0.000000,8.602968]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1319914.b3dm"}}}