{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949897,-0.312562,0.000000,0.000000,0.174711,-0.530958,0.829192,0.000000,-0.258628,0.785988,0.561546,0.000000,-1651309.550451,5018440.339020,3561401.964163,1],    "boundingVolume": {    "region": [1.888600,0.596151,1.888771,0.596356,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1438892.b3dm"}}}