{
  "manageEntity": {
    "action": "Repost",
    "entityId": "403489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xad79ba47f8ca4a08676752d6ede9a3392a8e307632a707e5a85695481dcc751a",
    "signature": "0x661414752ffd9259e48e27b08bde2fe58253e52517b14e18d0c4f0d5d3fb66fe6f5c038235488be50536e2d930db8d81ff33050959d7132793908c54c0b3c4bd1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}