{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1249120597",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e148193532e26e1d3aa7d7fdb32ec0e01d0130e872e333617884c6543d1471a",
    "signature": "0x57eda5760f51209f78ee55d9663867997ba58bcbe722dff3529bdec75f9f430a25a8918a5b48a196c1fe55f35a998cb9754fc171c75b5c8657e591d00a9c727d1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}