{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1856785749",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e276067012cfb58c2275200f7dc3ed3306bbfca135d46c3fa230182b1211aa3",
    "signature": "0x5d6b1daf42e01f097f8b7c1ed4498f6efa6755c2f58c801d3ba8fbbeb7af832e40ef5047c7da676685ac920e69cbada6cb8c73061b34557dffba6b5cc120eac11b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}