{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950519,-0.310667,0.000000,0.000000,0.173495,-0.530828,0.829530,0.000000,-0.257166,0.786827,0.561043,0.000000,-1641969.574246,5023784.067454,3558206.501237,1],    "boundingVolume": {    "region": [1.886633,0.595588,1.886749,0.595703,0.000000,8.802620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1424042.b3dm"}}}