{
  "manageEntity": {
    "action": "Repost",
    "entityId": "405421115",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa71184cad1e568212a4c1f1e0c53975ce023c4100803d2281c47231f5fcdaaf2",
    "signature": "0x7538491d01c7ec83460d7f72cee82bbbe9bcbe474fcee064eb19b64307658f5a75fafb8157ec7da9df257f14d5390393b19eecb5b13360413d1e47d1dbd8c38d1c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}