{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894828,-0.446411,0.000000,0.000000,0.284610,-0.570499,0.770408,0.000000,-0.342977,0.687495,0.640092,0.000000,-2190561.426387,4390963.827780,4060833.914628,1],    "boundingVolume": {    "region": [2.033480,0.694555,2.033614,0.694680,0.000000,38.039740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1138105.b3dm"}}}