{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896330,-0.443388,0.000000,0.000000,0.283782,-0.573679,0.768349,0.000000,-0.339737,0.686794,0.642567,0.000000,-2169889.191171,4386534.574847,4076582.687484,1],    "boundingVolume": {    "region": [2.030105,0.697784,2.030238,0.697903,0.000000,66.439108]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_537039.b3dm"}}}