{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857951,-0.513732,0.000000,0.000000,0.263285,-0.439696,0.858690,0.000000,-0.440355,0.735409,0.515035,0.000000,-2811141.955852,4694708.155564,3265875.798181,1],    "boundingVolume": {    "region": [2.110243,0.540986,2.110407,0.541111,0.000000,19.297633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_467421.b3dm"}}}