{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896891,-0.442252,0.000000,0.000000,0.282320,-0.572547,0.769731,0.000000,-0.339481,0.688470,0.640907,0.000000,-2168239.335918,4397204.962926,4066022.295272,1],    "boundingVolume": {    "region": [2.028813,0.695623,2.028996,0.695736,0.000000,21.753035]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_452925.b3dm"}}}