{
  "manageEntity": {
    "action": "Repost",
    "entityId": "844810",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3519548f74f2e06c60ed383702ac2fc4b622396f9a834422800b8a58ea8612ad",
    "signature": "0x16a5226bdcaeb9afa1d26b8ab2c74b6b0f8b24a551222d448c952be3330b8f9650e719dbf378a6e49a54094de749a79cff880ca965ede218705379ee1b90c4b11c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}