{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944164,-0.329475,0.000000,0.000000,0.184197,-0.527846,0.829126,0.000000,-0.272601,0.781182,0.561644,0.000000,-1740524.340799,4987753.918749,3562022.834878,1],    "boundingVolume": {    "region": [1.906487,0.596334,1.906601,0.596409,0.000000,8.759431]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/6_191767.b3dm"}}}