{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942948,-0.332941,0.000000,0.000000,0.186671,-0.528685,0.828038,0.000000,-0.275103,0.779142,0.563255,0.000000,-1756512.275212,4974758.084177,3572264.687608,1],    "boundingVolume": {    "region": [1.910144,0.598271,1.910289,0.598369,0.000000,8.397888]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/5_545832.b3dm"}}}