{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950418,-0.310975,0.000000,0.000000,0.115124,-0.351848,0.928951,0.000000,-0.288613,0.882075,0.372353,0.000000,-1841668.457849,5628605.367939,2360116.624896,1],    "boundingVolume": {    "region": [1.886952,0.381492,1.887078,0.381595,0.000000,6.873422]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/10/16_66140.b3dm"}}}