{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949320,-0.314312,0.000000,0.000000,0.175519,-0.530122,0.829556,0.000000,-0.260191,0.785859,0.561005,0.000000,-1661286.908852,5017603.702175,3557962.135638,1],    "boundingVolume": {    "region": [1.890459,0.595546,1.890597,0.595652,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366722.b3dm"}}}