{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951390,-0.307987,0.000000,0.000000,0.115526,-0.356865,0.926985,0.000000,-0.285228,0.881087,0.377268,0.000000,-1820092.728798,5622371.561823,2391295.391360,1],    "boundingVolume": {    "region": [1.883791,0.386793,1.883955,0.386896,0.000000,15.152958]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/15_33549.b3dm"}}}