{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857826,-0.513941,0.000000,0.000000,0.263071,-0.439096,0.859062,0.000000,-0.440727,0.735623,0.514410,0.000000,-2813510.038649,4696068.401514,3261905.271605,1],    "boundingVolume": {    "region": [2.110487,0.540257,2.110651,0.540382,0.000000,17.764566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/6_386152.b3dm"}}}