{
  "manageEntity": {
    "action": "Repost",
    "entityId": "315351",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x973eb3be7d51cfd07aaafe796cb467e01f362ed1a35fd8b57ca304e2b81ee883",
    "signature": "0x816f9f2e5de3aca86576e127c859449895cfd7f6caf74c6f0dfc6459de9cfc0702e85b4a7357031edd19f868a9a2af8270952422336c8235da88e644f0d954891c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}