{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894799,-0.446469,0.000000,0.000000,0.284613,-0.570413,0.770471,0.000000,-0.343050,0.687530,0.640015,0.000000,-2191022.880136,4391184.755968,4060349.305598,1],    "boundingVolume": {    "region": [2.033544,0.694456,2.033678,0.694581,0.000000,41.161486]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_983288.b3dm"}}}