{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1580403361",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb8987db7dae998c42884e27fbbd8d5fdc35cbc16a09802304adc8c4ca96b7e75",
    "signature": "0xe372a6f8017400c688d6152f004e95330f4515dc568ce7f0f0325970ff3153645f2437392c1ccad140fe8cc577eb778783c5ef06b97eada8bf279a6d7725b8051c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}