{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948722,-0.316112,0.000000,0.000000,0.176487,-0.529677,0.829635,0.000000,-0.261707,0.785439,0.560887,0.000000,-1670962.749485,5014923.641174,3557214.622781,1],    "boundingVolume": {    "region": [1.892377,0.595346,1.892473,0.595569,0.000000,8.765963]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1071869.b3dm"}}}