{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1921540382",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x42f9ffacdef263a3952a2270f2a2099e14d0311d85b372a3e8cfbfe3e6910aaa",
    "signature": "0x1606414fcb14cbb716c6e003910e8f94391907d47ad352b801dc6ae2584cd07960b3edd2959a2738191ce6ab38a232ec117eb9295cc82e4a63e368074c76607a1c",
    "signer": "0x03e9Caf2aeac5a0F0e4Be56410d67A4148D38Fd4",
    "userId": "47828528"
  }
}