{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894828,-0.446412,0.000000,0.000000,0.284610,-0.570498,0.770408,0.000000,-0.342978,0.687496,0.640091,0.000000,-2190567.746262,4390966.391990,4060827.774161,1],    "boundingVolume": {    "region": [2.033481,0.694554,2.033615,0.694678,0.000000,38.039740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1138097.b3dm"}}}