{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950172,-0.311725,0.000000,0.000000,0.174062,-0.530561,0.829583,0.000000,-0.258058,0.786590,0.560966,0.000000,-1647667.823314,5022269.784018,3557713.388362,1],    "boundingVolume": {    "region": [1.887755,0.595493,1.887854,0.595610,0.000000,8.818384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455785.b3dm"}}}