{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894850,-0.446366,0.000000,0.000000,0.284623,-0.570596,0.770332,0.000000,-0.342908,0.687444,0.640183,0.000000,-2190123.083354,4390639.051748,4061417.539640,1],    "boundingVolume": {    "region": [2.033430,0.694674,2.033563,0.694799,0.000000,42.333094]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1138886.b3dm"}}}