{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949036,-0.315167,0.000000,0.000000,0.176114,-0.530319,0.829304,0.000000,-0.260819,0.785383,0.561379,0.000000,-1665298.119575,5014574.739040,3560340.423094,1],    "boundingVolume": {    "region": [1.891360,0.595998,1.891498,0.596104,0.000000,10.149173]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1068398.b3dm"}}}