{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452955909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x417752c2982e66334379184a24cf20b2e60fcab9ec05f0492a8e5b33f2ce84dd",
    "signature": "0x5764f13f7c713154ca8fb6e4d7a81a87d9d48bae8346d6f065123c29eadbecda50a0bdb879f99141f71128f667c26035a4ddf93c1a9a06dbcc1aca9b3a81c06b1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}