{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942587,-0.333961,0.000000,0.000000,0.187147,-0.528212,0.828232,0.000000,-0.276011,0.779028,0.562968,0.000000,-1762309.335760,4974027.896715,3570438.149789,1],    "boundingVolume": {    "region": [1.911236,0.597941,1.911361,0.598004,0.000000,8.632321]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/20_1250283.b3dm"}}}