{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948928,-0.315492,0.000000,0.000000,0.176362,-0.530456,0.829164,0.000000,-0.261043,0.785160,0.561587,0.000000,-1666731.384586,5013153.168151,3561662.521083,1],    "boundingVolume": {    "region": [1.891703,0.596249,1.891840,0.596356,0.000000,8.748822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1150946.b3dm"}}}