{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896352,-0.443344,0.000000,0.000000,0.283772,-0.573730,0.768314,0.000000,-0.339688,0.686780,0.642609,0.000000,-2169575.578937,4386442.680266,4076846.697979,1],    "boundingVolume": {    "region": [2.030056,0.697838,2.030189,0.697958,0.000000,42.240179]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_534044.b3dm"}}}