{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949323,-0.314303,0.000000,0.000000,0.175515,-0.530126,0.829554,0.000000,-0.260184,0.785859,0.561008,0.000000,-1661237.891658,5017606.647871,3557980.742841,1],    "boundingVolume": {    "region": [1.890450,0.595549,1.890588,0.595656,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366681.b3dm"}}}