{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949126,-0.314898,0.000000,0.000000,0.176113,-0.530819,0.828984,0.000000,-0.260495,0.785151,0.561854,0.000000,-1663229.780828,5013102.466784,3563358.949446,1],    "boundingVolume": {    "region": [1.891094,0.596614,1.891196,0.596636,0.000000,8.449129]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/10_1421026.b3dm"}}}