{
  "manageEntity": {
    "action": "Repost",
    "entityId": "414421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe365ca53888daffb1e4aa7608d980fc540929f32d3343dc38b5d2277a8e0cbc1",
    "signature": "0xe01757aaf5750e91d036226134ed014c032a52dd02092049bb88e70c874d8fb31983092059a5bb0ff546687b9c11811e0781b3e4cdab4ab5b831eea9c777e6a81b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}