{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.889325,-0.457275,0.000000,0.000000,0.287327,-0.558804,0.777934,0.000000,-0.354784,0.689997,0.630898,0.000000,-2265883.302715,4406769.614326,4002352.705834,1],    "boundingVolume": {    "region": [2.045668,0.682667,2.045782,0.682754,0.000000,67.524965]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/0_521330.b3dm"}}}