{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664727",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6fca04da7d66907cfdbc9b1034fed08f7df3735553a92b9c8685c4ddd114cb2e",
    "signature": "0x3c44155797b67b7ae3f0b01b209d884fd7e4c6b1e1b7ac66a9373b816339e82a431027d2ab7c22339dc1fd9a37fb5c26b7c89818293c119429ab64926fd5f7f01b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}