{
  "manageEntity": {
    "action": "Repost",
    "entityId": "623053210",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87295a4af610c5f77444a4f228ee76c5cec4565dbfdd73fe848d3e05f23750eb",
    "signature": "0x1a251fab6d56a7faceb6d2e53a3b6dda0df6d8e9ff5c51d8291f987439ab91c27346820afee2c68eac649d036f0f9e1792e46f6c755f00bec20d368527ad15f11c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}