{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1238464543",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x60ca048c72113e50d6ffea6031f2fed25e38c699a09f3df1d8ee29238cac37c1",
    "signature": "0xccf9d17540036af9f948fb42c8864e00fbaabb32f1d4fecfcddbab68afd5adeb5900789353ba12db88a9437ba77b578ce436fe6519d1510a251dacb79ddd11f11c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}