{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475853691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa21c2b70b6e2bf4caf1e1d1a202404ec77a9b2f72bdae99bac6a4e1297019c0d",
    "signature": "0x0b2ca387273eb3c2541a11a9abf607b56c238f4a3a20309c0b1a982d21cf43ad02ee28c25c0bf8e37631f87d2caf7bd52b27bd05c41177823abbda1643c05f3f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}