{
  "manageEntity": {
    "action": "Repost",
    "entityId": "440503960",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c6350a80899031c7776ab147f7c7f44ef9bc310da1d87483361fdbf160cbe21",
    "signature": "0xc68fd021ed85c8cd752eb0954cff0f5ad46fc1fb027dfad0041fce513ed3de7234ad7260efecab9b1142f83cb08721bf5be76ccfa9d40e760361ec85425ff03c1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}