{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950022,-0.312183,0.000000,0.000000,0.174515,-0.531076,0.829158,0.000000,-0.258304,0.786059,0.561597,0.000000,-1649239.595912,5018891.758627,3561722.825426,1],    "boundingVolume": {    "region": [1.888201,0.596212,1.888372,0.596417,0.000000,11.281428]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1346753.b3dm"}}}