{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951055,-0.309021,0.000000,0.000000,0.172513,-0.530934,0.829668,0.000000,-0.255846,0.787402,0.560839,0.000000,-1633542.214006,5027454.864452,3556909.272203,1],    "boundingVolume": {    "region": [1.884887,0.595289,1.885033,0.595509,0.000000,8.766907]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1448684.b3dm"}}}