{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950576,-0.310491,0.000000,0.000000,0.173393,-0.530847,0.829540,0.000000,-0.257024,0.786883,0.561029,0.000000,-1641061.734806,5024145.579521,3558115.496658,1],    "boundingVolume": {    "region": [1.886449,0.595571,1.886564,0.595685,0.000000,8.728324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1423950.b3dm"}}}