{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645145691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x61e1e031cac9ab6da76b4d42b6cbb8c7bb28cc290cf429646caa5ac1a8707882",
    "signature": "0xe3fd6b2f8f7deaf315af154f5d75bb44cc2a0b5f48e38cb8d1e978fe70b984b142526a96947dff0c794aaae97a47caae78d859a088e7593c7f380f5d75d615431b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}