{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950579,-0.310482,0.000000,0.000000,0.173773,-0.532028,0.828703,0.000000,-0.256754,0.786084,0.562271,0.000000,-1639347.612507,5019068.469936,3566009.031993,1],    "boundingVolume": {    "region": [1.886447,0.597080,1.886545,0.597179,0.000000,8.691090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1325980.b3dm"}}}