{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950239,-0.311522,0.000000,0.000000,0.174377,-0.531903,0.828657,0.000000,-0.257600,0.785759,0.562339,0.000000,-1644747.595517,5016991.374868,3566442.397799,1],    "boundingVolume": {    "region": [1.887515,0.597119,1.887667,0.597304,0.000000,6.351986]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/7_1325258.b3dm"}}}