{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388248136",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8565b1811a95750c30e1a184bfaed07cb6146cfb08f178cf6b0501248d8c7401",
    "signature": "0xea868c3d5fc74c91fe7c56dd9de2a1be13a90022efa482293fd27fa7c7a70ad96f1fdb70f789e45fb2d066000b3999ef253a5d7f2b01c723207bdf5a2555e2ed1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}