{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1508942347",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc7bb354deeca8603852a3c65a018d28b8270910c00a52fadbe50fa57966f7cfb",
    "signature": "0x64a5b37c04304e3550d3c6ef89868778089111257c9effcdfceaed13ac40c10420349427def2c77fe7a1c80c06f84dc924523840cfd985e512709771859bfc6e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}