{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896428,-0.443189,0.000000,0.000000,0.283559,-0.573548,0.768529,0.000000,-0.339665,0.687032,0.642351,0.000000,-2169426.606737,4388050.804856,4075206.135216,1],    "boundingVolume": {    "region": [2.029865,0.697487,2.030033,0.697636,0.000000,43.304220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_522714.b3dm"}}}