{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949894,-0.312573,0.000000,0.000000,0.174693,-0.530883,0.829244,0.000000,-0.258653,0.786035,0.561469,0.000000,-1651470.509774,5018739.181028,3560909.496889,1],    "boundingVolume": {    "region": [1.888611,0.596057,1.888782,0.596262,0.000000,21.806790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1435154.b3dm"}}}