{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458656736",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7458140434929714d7ff328225591794c0881376d9cac000c172768b143c094d",
    "signature": "0xef064056481f192c28fc0fc2b59d1ef01b891b918fe16bcb43641e7a1cae713836ae24b3f7ae1f2ec08f95727c5cac450c63e5bad8603bc3ffd9e915ccf1fdff1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}