{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943855,-0.330360,0.000000,0.000000,0.184505,-0.527140,0.829507,0.000000,-0.273459,0.781288,0.561079,0.000000,-1746001.291469,4988420.636695,3558431.144720,1],    "boundingVolume": {    "region": [1.907433,0.595631,1.907529,0.595746,0.000000,8.779012]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1273755.b3dm"}}}