{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757916119",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1163507a98777a7d50342de95e4b0605e05ce75917008f9ad42bae2c9b8cd986",
    "signature": "0x38cf87e866514bd8f52a2966b86adf4aaace2210924412768eccad4738fa0d5f343578dfdeb4a3d9b1b95bcb35fdecf3ec92c655487c40794e9131199f1b89451b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}