{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408417649",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d996a73ac7423d00923fcc71a2f423d896f5b8ede3cabc34ad514395f1f2576",
    "signature": "0x3cf94276158e667bed67d8236373eef6f8db2a750d75ab7dde31d32cd074b1387bf26b620b98431e5e65dfd6769ea3e99a636e5e323dee0d3d25ea26a6557d521b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}