{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949758,-0.312985,0.000000,0.000000,0.114116,-0.346286,0.931162,0.000000,-0.291179,0.883585,0.366732,0.000000,-1858014.057482,5638164.981922,2324456.245249,1],    "boundingVolume": {    "region": [1.889047,0.375369,1.889215,0.375619,0.000000,32.506790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_32112.b3dm"}}}