{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1399022366",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8639baf5146e2c421e1f59781d2042f1528ba189be8f231a045a52e60b12da31",
    "signature": "0xa1f7bb6b66d1c266e233190f5e92f31c222609bd6eaafce2dacd38b1d2b6403256a3a73e1feb78d25d0697a33f1ca692a21b355f808218b27cc7c3ce5e648a551c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}