{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898158,-0.439672,0.000000,0.000000,0.281142,-0.574315,0.768845,0.000000,-0.337109,0.688643,0.641973,0.000000,-2153096.668615,4398329.892173,4072800.962985,1],    "boundingVolume": {    "region": [2.025983,0.697040,2.026076,0.697097,0.000000,25.371084]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_390072.b3dm"}}}