{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489426537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x09970390eac5580db4c820cedc0bd2ca5c6d8e93701d91cb447783c90c314666",
    "signature": "0xe3d98d6afbd0076c4dc0a0e879ecacf4dc91befe1fea6af28ad134678fd529277a0675586910429b38240ea38f819941ec5044045b0902e78d9b5ff175d64ef31c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}