{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949318,-0.314318,0.000000,0.000000,0.175344,-0.529581,0.829939,0.000000,-0.260318,0.786223,0.560436,0.000000,-1662090.684752,5019916.265810,3554347.222652,1],    "boundingVolume": {    "region": [1.890454,0.594779,1.890616,0.595045,0.000000,14.108846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1372449.b3dm"}}}