{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950886,-0.309541,0.000000,0.000000,0.173280,-0.532304,0.828629,0.000000,-0.255953,0.786267,0.562381,0.000000,-1634231.723138,5020238.303989,3566705.745000,1],    "boundingVolume": {    "region": [1.885424,0.597177,1.885589,0.597347,0.000000,8.790559]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_1323214.b3dm"}}}