{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950017,-0.312198,0.000000,0.000000,0.174090,-0.529755,0.830092,0.000000,-0.258610,0.786948,0.560208,0.000000,-1651185.980648,5024545.909435,3552897.639182,1],    "boundingVolume": {    "region": [1.888220,0.594571,1.888384,0.594702,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460780.b3dm"}}}