{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897622,-0.440765,0.000000,0.000000,0.283058,-0.576450,0.766540,0.000000,-0.336926,0.686152,0.644729,0.000000,-2151955.928514,4382475.770477,4090338.100730,1],    "boundingVolume": {    "region": [2.027184,0.700635,2.027311,0.700704,0.000000,8.054107]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_858597.b3dm"}}}