{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895072,-0.445922,0.000000,0.000000,0.284027,-0.570110,0.770911,0.000000,-0.342827,0.688135,0.639484,0.000000,-2189597.902337,4395040.569128,4056967.553709,1],    "boundingVolume": {    "region": [2.032934,0.693764,2.033068,0.693889,0.000000,91.632361]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/6_977657.b3dm"}}}