{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949151,-0.314821,0.000000,0.000000,0.176065,-0.530817,0.828996,0.000000,-0.260435,0.785184,0.561836,0.000000,-1662850.124500,5013309.741865,3563245.290948,1],    "boundingVolume": {    "region": [1.891014,0.596593,1.891115,0.596614,0.000000,10.151638]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/9_1419554.b3dm"}}}