{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898421,-0.439136,0.000000,0.000000,0.283620,-0.580253,0.763457,0.000000,-0.334320,0.683979,0.648385,0.000000,-2135344.297474,4368660.846024,4113598.792533,1],    "boundingVolume": {    "region": [2.025367,0.705350,2.025499,0.705573,0.000000,6.767542]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9_1831848.b3dm"}}}