{
  "manageEntity": {
    "action": "Repost",
    "entityId": "470744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c6581966a474d517ebf1dacee0cc7f777c7c68005ac33dba40c7a1eebf4556b",
    "signature": "0xc314e1ec009dc4ade7388f2b7636e85a9039aaf58bb1fc88eb7927af0ef28c1f1f175cfc914a506df6548ac5e602b2fb75c94ee97c86420440a43c0a7c46734c1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}