{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944023,-0.329881,0.000000,0.000000,0.184317,-0.527460,0.829345,0.000000,-0.273009,0.781273,0.561319,0.000000,-1743130.021905,4988327.201457,3559959.174179,1],    "boundingVolume": {    "region": [1.906934,0.595948,1.907014,0.596009,0.000000,8.773497]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9.b3dm"}}}