{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757077391",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97522eb1c36057f1d8fb0c0e1b139343a3e9e0e896d7b3c7f1a39ea95de839fa",
    "signature": "0xe8379503e660f38e7eded9ef33eeceb3a444b2f858d410b290f39b48d13b430605f1bfeea8456585926ef9843f283e00de1a3d56db277e837e047a693e6e81881c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}