{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896328,-0.443391,0.000000,0.000000,0.283739,-0.573587,0.768433,0.000000,-0.339777,0.686869,0.642466,0.000000,-2170144.234088,4387008.447122,4075941.267540,1],    "boundingVolume": {    "region": [2.030109,0.697653,2.030241,0.697772,0.000000,47.558802]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_540007.b3dm"}}}