{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942853,-0.333208,0.000000,0.000000,0.186694,-0.528272,0.828296,0.000000,-0.275411,0.779309,0.562873,0.000000,-1758475.201985,4975818.096546,3569838.147729,1],    "boundingVolume": {    "region": [1.910438,0.597827,1.910563,0.597889,0.000000,7.882514]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/18_1250580.b3dm"}}}