{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949744,-0.313027,0.000000,0.000000,0.174878,-0.530592,0.829391,0.000000,-0.259076,0.786052,0.561250,0.000000,-1654167.326799,5018843.140524,3559520.319738,1],    "boundingVolume": {    "region": [1.889099,0.595811,1.889252,0.595979,0.000000,8.811110]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1351683.b3dm"}}}