{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770064",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a2ee0ea1d975ec44b27f726f9594e081cda6ca2f82f66462d7ffcb652bd7d23",
    "signature": "0x412b5188406d8a551dddfe6afcace1a651d4475b726b5829e9a1f150e379feac4138dc9b9a01eeaec908a376c6c93ad2301aa7ce9fe918e291a429dd158deacb1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}