{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387971584",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x83a1bd88db26bc94dd618dda2eef40de63167d9367584914149fef9de8f97bf0",
    "signature": "0x28e3979b73cc7ad3ff8017d38b57d12f0c1e8d24660aa5479e71ddf522d4a3fa51640e6d5aae26ab84bb2bcf92dd03713fde024073fbc60fcd4cb1371359a8e91c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}