{
  "manageEntity": {
    "action": "Repost",
    "entityId": "904530",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9257839776c069139e7939bdeb105dbf2bd8ed8ce43923a87f5d37e8274628d8",
    "signature": "0x37be739e689d428fbca19cbd6e7d2344d43d72b3a525ca4837439ad78dfec0fa28d36b1609f16f24bcd9b202bb0d535b3ee0df2d81fd65308a5c61f8b4d5a7431c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}