{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898194,-0.439600,0.000000,0.000000,0.283775,-0.579811,0.763735,0.000000,-0.334796,0.684057,0.648057,0.000000,-2138380.325918,4369155.683091,4111509.684607,1],    "boundingVolume": {    "region": [2.025883,0.704919,2.026016,0.705142,0.000000,14.701233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1844416.b3dm"}}}