{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949688,-0.313199,0.000000,0.000000,0.175092,-0.530917,0.829138,0.000000,-0.259138,0.785763,0.561626,0.000000,-1654566.221799,5017005.106741,3561909.129514,1],    "boundingVolume": {    "region": [1.889279,0.596265,1.889433,0.596434,0.000000,14.050079]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/5_1408972.b3dm"}}}