{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894706,-0.446656,0.000000,0.000000,0.284789,-0.570466,0.770366,0.000000,-0.343146,0.687364,0.640142,0.000000,-2191642.368999,4390125.329103,4061155.072567,1],    "boundingVolume": {    "region": [2.033754,0.694621,2.033887,0.694745,0.000000,66.149328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1138489.b3dm"}}}