{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554557191",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x215d9d8001bbb31b9f94db8fe1df8cb7b8b80ee5d3a147924a7effa61a8bac55",
    "signature": "0x83bf4fc29e9aac2f5c110c37dbcea287f455329bcf33f85b6dbad77bc2f069dc725cd78165fe61877934f170a02d4bbc1da62016cb9f78b52fc6917c175fa5291b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}