{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857954,-0.513726,0.000000,0.000000,0.263021,-0.439261,0.858993,0.000000,-0.440507,0.735674,0.514526,0.000000,-2812109.614399,4696391.592477,3262642.529923,1],    "boundingVolume": {    "region": [2.110237,0.540393,2.110401,0.540518,0.000000,7.569700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_395788.b3dm"}}}