{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857951,-0.513732,0.000000,0.000000,0.263288,-0.439701,0.858686,0.000000,-0.440353,0.735406,0.515041,0.000000,-2811129.385374,4694688.630106,3265914.425645,1],    "boundingVolume": {    "region": [2.110243,0.540993,2.110407,0.541118,0.000000,15.176166]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_352128.b3dm"}}}