{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897655,-0.440699,0.000000,0.000000,0.283030,-0.576502,0.766511,0.000000,-0.336862,0.686151,0.644764,0.000000,-2151549.398211,4382470.578071,4090556.047561,1],    "boundingVolume": {    "region": [2.027110,0.700679,2.027237,0.700748,0.000000,8.908386]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_859165.b3dm"}}}