{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949750,-0.313011,0.000000,0.000000,0.174763,-0.530272,0.829620,0.000000,-0.259134,0.786276,0.560910,0.000000,-1654537.814365,5020265.332860,3557356.506578,1],    "boundingVolume": {    "region": [1.889081,0.595400,1.889234,0.595568,0.000000,11.676811]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/0_1355140.b3dm"}}}