{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508942867",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9fd937902b7563f0be4dd4030bf0da40440e58c8a6f4ab523fb73584d2ee78ef",
    "signature": "0xb5d36417b67919125ba900aaa9065234de7964f5a34b449534de45a0c6f8a6bf5c427c089d610e3259a56fe09200ee140c2f0282d78b8d8f61777b9a713b24e51b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}