{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949225,-0.314597,0.000000,0.000000,0.175940,-0.530859,0.828995,0.000000,-0.260249,0.785244,0.561838,0.000000,-1661663.570552,5013696.516536,3563254.563026,1],    "boundingVolume": {    "region": [1.890778,0.596595,1.890879,0.596616,0.000000,11.086840]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/9_1419762.b3dm"}}}