{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949271,-0.314458,0.000000,0.000000,0.175853,-0.530858,0.829015,0.000000,-0.260141,0.785301,0.561809,0.000000,-1660970.886436,5014057.317364,3563071.064155,1],    "boundingVolume": {    "region": [1.890632,0.596560,1.890733,0.596581,0.000000,9.756197]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/8_1417940.b3dm"}}}