{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503584",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa94ea86ecefb45f57fc589e1322dbea01042b31b8d7b1181e0c28447ac2a7fac",
    "signature": "0xe9d2cdb152a32170f677f959a018453009d0985ee3b24ce7cc0c310fc978f56d7510673b302fc7149ae89ab46f9d007074d42e0296b8d0507398b6e45bf7e21b1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}