{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948566,-0.316579,0.000000,0.000000,0.117154,-0.351028,0.929007,0.000000,-0.293832,0.880409,0.372212,0.000000,-1874973.587147,5617978.158895,2359219.272253,1],    "boundingVolume": {    "region": [1.892834,0.381285,1.893001,0.381496,0.000000,22.564047]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_68990.b3dm"}}}