{
  "manageEntity": {
    "action": "Repost",
    "entityId": "890393898",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc320bc6c3879f3688d216908ac3ea01029145dcce9f4c1d524f18c32475b243",
    "signature": "0xbc43267198d61f968c5895bee4474698f3600bf479c86796c4a25af15caa9b95798249f88809f2feae9c334c48fe645442914e7381e123aa1a718da3e88d69b81b",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}