{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517789",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e7d03476fdf24f58996be970ac4d13cd9d1893e8f22d100a0deb9ff49bee3dd",
    "signature": "0x019c8fba887523ef550c163a3f25cbe1b060a1010b47f68075c14a226a174a96097459f242b5a0a6297e97d709fe0e051c46bf64a1a54f062c207372b60bfb081b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}