{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1283878274",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7593907bef942bef7d95315a565655bb80bf240fc182a7c9a4ecc7f26ed6ce3b",
    "signature": "0xb137ca7d026813e72a74e1acdbead936ffae12888fbc17f11d75a15af739dcc91a875fe46c9b2e4ceaeaed6f96e77e53a303a074348f6b19f5153f74b84de06b1b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}