{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1378964402",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd30649c83a32770b50b87332f0c546870d42a242447c754152a1f8ca7e49e36c",
    "signature": "0x398c03ae7e17f5576ccc55bb5c9460dbaa10345e7bb20b5e15eca1ecefaa1cc8329f7ab8bcb28b4dd75b1cc71af4df4e4432427863735f5e8da9e0e7c252a4621c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}