{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949065,-0.315082,0.000000,0.000000,0.175646,-0.529067,0.830203,0.000000,-0.261034,0.786265,0.560043,0.000000,-1666659.258017,5020180.735715,3551850.337359,1],    "boundingVolume": {    "region": [1.891292,0.594343,1.891386,0.594533,0.000000,8.813740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/25_1461945.b3dm"}}}