{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408839",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6208d7ade4d70f7cb24cc9db2fbb890e62973cb2c74a0ebfe66e24696edb8cd7",
    "signature": "0x0b66d075772d640682839916808b4ad72a8978a30b7d7df60243663bf1eaba667d83746cbd9dd4db7450b52980fe52b908e35601d672a03633bf2747c2f78f441c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}