{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949456,-0.313900,0.000000,0.000000,0.175012,-0.529361,0.830149,0.000000,-0.260038,0.786539,0.560122,0.000000,-1660303.702896,5021927.378537,3552354.347196,1],    "boundingVolume": {    "region": [1.890014,0.594401,1.890176,0.594666,0.000000,8.787286]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/11_1381550.b3dm"}}}