{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942903,-0.333067,0.000000,0.000000,0.186450,-0.527834,0.828630,0.000000,-0.275406,0.779668,0.562379,0.000000,-1758442.663163,4978099.543941,3566693.252404,1],    "boundingVolume": {    "region": [1.910288,0.597220,1.910413,0.597299,0.000000,8.762741]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/3_1256227.b3dm"}}}