{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f9b5c0432867070b46b02c072838b7964b47ea05a4aca2825019caa299b53e6",
    "signature": "0xb5bd5c596e9158dd834ead2a99dc270fa0c6f50c59cf7eff3fe8412cf46e7f440fe25b7c72bb66e152d16624c1c3d68f1c6fd20febb3f3ece105a5f50da005631c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}