{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943636,-0.330984,0.000000,0.000000,0.184282,-0.525389,0.830666,0.000000,-0.274363,0.782209,0.559352,0.000000,-1751758.420562,4994267.153469,3547457.782900,1],    "boundingVolume": {    "region": [1.908088,0.593514,1.908197,0.593694,0.000000,8.788301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/9_1319515.b3dm"}}}