{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949402,-0.314063,0.000000,0.000000,0.175563,-0.530720,0.829164,0.000000,-0.259861,0.785552,0.561587,0.000000,-1659183.156693,5015657.597382,3561660.891549,1],    "boundingVolume": {    "region": [1.890216,0.596261,1.890315,0.596343,0.000000,14.645591]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1444722.b3dm"}}}