{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949384,-0.314119,0.000000,0.000000,0.175380,-0.530064,0.829623,0.000000,-0.260053,0.785975,0.560906,0.000000,-1660400.216756,5018343.974964,3557336.159423,1],    "boundingVolume": {    "region": [1.890244,0.595347,1.890406,0.595613,0.000000,8.770703]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367595.b3dm"}}}