{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950239,-0.311523,0.000000,0.000000,0.173982,-0.530696,0.829513,0.000000,-0.257869,0.786578,0.561069,0.000000,-1646458.981136,5022197.756624,3558370.218118,1],    "boundingVolume": {    "region": [1.887542,0.595618,1.887641,0.595735,0.000000,8.748246]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1428429.b3dm"}}}