{
  "manageEntity": {
    "action": "Repost",
    "entityId": "991399469",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6259d83bcf548255e5c2c494a56d6d8ce13f054819465068c5aadd9ead977431",
    "signature": "0xc568611aa4fe6e8b3311e7d2919009690c08dc1e50b7fd82693296ef113d416037b06725af206c9ce54244d59ef70fd1712576378a8a7f378b7ef4d5241ee2f41c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}