{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648997639",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb19a5278771efaaa429b57b1b6877f756729780b0857402027790349ee917b3d",
    "signature": "0x5a19311ee32c09df684f653e95b06732d23aa2bd4c0754febd8c822fcee9085913b6429b15bc4ad7bdcb9e22d01c88b3beed724b86786da7fed5c84708dbc9111b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}