{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949550,-0.313617,0.000000,0.000000,0.174981,-0.529798,0.829877,0.000000,-0.259717,0.786356,0.560528,0.000000,-1658256.336979,5020768.821561,3554930.010210,1],    "boundingVolume": {    "region": [1.889715,0.594890,1.889877,0.595156,0.000000,8.293862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1371329.b3dm"}}}