{
  "manageEntity": {
    "action": "Repost",
    "entityId": "903626592",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a57741ed2d1f6a10674275f8d65d9c676efd283149880857cdaacad6994c9b3",
    "signature": "0x008d53f7b81cdbbc069c1fafb6b558dd501367d787f9c26c900bc3262cad8c7e7e50cfa6195a9816ef582a25b9b73ccfb166eff01c835f3d086c619ad15094d11c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}