{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899168,-0.437604,0.000000,0.000000,0.282700,-0.580878,0.763323,0.000000,-0.333094,0.684427,0.648543,0.000000,-2127519.617561,4371526.391045,4114601.990508,1],    "boundingVolume": {    "region": [2.023646,0.705609,2.023811,0.705728,0.000000,42.261324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9_1828438.b3dm"}}}