{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944732,-0.327845,0.000000,0.000000,0.182893,-0.527032,0.829932,0.000000,-0.271518,0.782418,0.560446,0.000000,-1733603.708571,4995625.482666,3554409.958374,1],    "boundingVolume": {    "region": [1.904736,0.594790,1.904900,0.595059,0.000000,15.561608]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_890016.b3dm"}}}