{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478455344",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1938c17012d18bc53f80b9fab1e2156318b7bad6583e39f1e10afed6253dc70",
    "signature": "0xd8208673f7221717b9e29fb6505f9c11199adb8669f4b2ff6bd73b36722dfd8e25250afa0f8231f3b94d08a313a881bf86c12d8f7da6c04ee12c702d915126c21c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}