{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475853691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74f8095c941d9eebb4fb87beb6fe8914c5fb1e347d1173d24ccd7b2b7c4ac393",
    "signature": "0x059a22f332682577bf718960b64a2732d232f6b688e020eb43a5be581d8b93ac3650fb0911883145d3962721d02de9486768608758be01cbc436b7f749b2058f1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}