{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451104",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1638851935581256c35b1b434a656f94e044d54ead46986b33c8f3f2d3bd0beb",
    "signature": "0x9d9763a788cb7a061dfd489a70508bc0d48be7ef6bc6c8e9c1c45517fb6daf7216e4c2ef07d6d6e0db3a8c72a579de4363ddfe7cbb3eee48312723784d443cfe1c",
    "signer": "0x697B9B9E4eD334E787D1C9b050bBd6A12bF84208",
    "userId": "20671471"
  }
}