{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949820,-0.312796,0.000000,0.000000,0.174844,-0.530924,0.829186,0.000000,-0.258820,0.785919,0.561555,0.000000,-1652532.354676,5017998.019154,3561457.656785,1],    "boundingVolume": {    "region": [1.888846,0.596161,1.889017,0.596366,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1439423.b3dm"}}}