{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898446,-0.439084,0.000000,0.000000,0.283968,-0.581050,0.762721,0.000000,-0.333955,0.683334,0.649253,0.000000,-2133024.160872,4364557.366776,4119117.454513,1],    "boundingVolume": {    "region": [2.025325,0.706564,2.025426,0.706639,0.000000,6.717947]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_1819311.b3dm"}}}