{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949742,-0.313034,0.000000,0.000000,0.174960,-0.530827,0.829223,0.000000,-0.259028,0.785890,0.561499,0.000000,-1653864.342577,5017810.880189,3561105.384780,1],    "boundingVolume": {    "region": [1.889105,0.596113,1.889259,0.596281,0.000000,10.624152]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1348789.b3dm"}}}