{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897726,-0.440555,0.000000,0.000000,0.282868,-0.576405,0.766644,0.000000,-0.336811,0.686325,0.644605,0.000000,-2151219.444337,4383578.632243,4089548.967332,1],    "boundingVolume": {    "region": [2.026949,0.700472,2.027076,0.700541,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_856427.b3dm"}}}