{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857988,-0.513670,0.000000,0.000000,0.263243,-0.439697,0.858702,0.000000,-0.440309,0.735451,0.515015,0.000000,-2810845.212319,4694976.373266,3265746.504152,1],    "boundingVolume": {    "region": [2.110171,0.540962,2.110336,0.541088,0.000000,13.011500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_465966.b3dm"}}}