{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896917,-0.442199,0.000000,0.000000,0.282241,-0.572472,0.769816,0.000000,-0.339478,0.688566,0.640805,0.000000,-2168219.652431,4397819.443879,4065372.540719,1],    "boundingVolume": {    "region": [2.028754,0.695490,2.028937,0.695603,0.000000,38.046053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/0_448521.b3dm"}}}