{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897569,-0.440874,0.000000,0.000000,0.283135,-0.576429,0.766528,0.000000,-0.337004,0.686100,0.644744,0.000000,-2152453.773160,4382144.307223,4090430.649435,1],    "boundingVolume": {    "region": [2.027306,0.700654,2.027432,0.700723,0.000000,11.353655]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/8_858773.b3dm"}}}