{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898094,-0.439804,0.000000,0.000000,0.284296,-0.580542,0.762986,0.000000,-0.334620,0.683305,0.648941,0.000000,-2137266.350105,4364367.597666,4117132.483428,1],    "boundingVolume": {    "region": [2.026110,0.706080,2.026243,0.706303,0.000000,10.642843]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1820754.b3dm"}}}