{
  "manageEntity": {
    "action": "Repost",
    "entityId": "307562",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x974f719b4cea0c2e99db477be054b73ccf9b05145b1455dbf0a38e6804963d02",
    "signature": "0x74c9718a9cf8cdb721a74ba54dedc1e15ef15912bb1628f1545c473bee8d1b1909e2cbcee667a3e7bca0e8ba77749e552f0fc2a4058bb86e2cd6b1378b1c1fc61b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}