{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894702,-0.446664,0.000000,0.000000,0.284760,-0.570397,0.770428,0.000000,-0.343180,0.687416,0.640067,0.000000,-2191857.869809,4390460.215256,4060679.916923,1],    "boundingVolume": {    "region": [2.033762,0.694524,2.033896,0.694648,0.000000,57.592028]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1137977.b3dm"}}}