{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897566,-0.440879,0.000000,0.000000,0.283140,-0.576431,0.766524,0.000000,-0.337006,0.686096,0.644748,0.000000,-2152468.893612,4382112.878544,4090456.190485,1],    "boundingVolume": {    "region": [2.027311,0.700659,2.027438,0.700728,0.000000,11.623494]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/8_858842.b3dm"}}}