{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1388590689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa09bd50b432ac22647fed248758eef060d05ef9d35fad0cecb0b3b282777ad87",
    "signature": "0xfdbdaecb06281a3c1056b84207e2e6df81b50ba14f57dc4d262b885646759e2a570ad033ad4037c804574f5ffee5405e28aec59d408180b897af1088ea60af4e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}