{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1287595839",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x80358d7ebe8e6d842a657abd7d4ed8a317f7932789dc1217cb7a8fe78eb0fe1b",
    "signature": "0x918f9b3031ebd577fd22e1758639a9c325ad6a0ae7406bdec5b970ffb4aa27a248fc37a68d65ef8197b612c5f6c26224b989777f08cb746006e7dbd58667a7221b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}