{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544310",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf6f7b47acbc08ac192e656f3c78b20762c34151fbe0a2b3cebd8c2696b58e0e2",
    "signature": "0xba723f6ad649125633543b056c2b4bcd182d7fb5969c054a85940c125f6f2f992efa5019080b98426f2f25740fc6f9a87e4e0c73ffac58e5200cb809363640a11b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}