{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942791,-0.333384,0.000000,0.000000,0.186758,-0.528141,0.828365,0.000000,-0.275579,0.779323,0.562772,0.000000,-1759548.272389,4975906.055752,3569191.098851,1],    "boundingVolume": {    "region": [1.910624,0.597704,1.910749,0.597766,0.000000,8.730782]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/16_1287571.b3dm"}}}