{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948794,-0.315896,0.000000,0.000000,0.175626,-0.527495,0.831207,0.000000,-0.262028,0.787001,0.558544,0.000000,-1672995.698326,5024848.858326,3542321.758010,1],    "boundingVolume": {    "region": [1.892149,0.592518,1.892245,0.592741,0.000000,7.967803]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/1_1052856.b3dm"}}}