{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949760,-0.312980,0.000000,0.000000,0.174950,-0.530897,0.829181,0.000000,-0.258971,0.785863,0.561563,0.000000,-1653495.972804,5017644.192200,3561508.574836,1],    "boundingVolume": {    "region": [1.889049,0.596189,1.889202,0.596357,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1439976.b3dm"}}}