{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475059576",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0acdf410df6bb2d3237796d00ca4d4e521b7e383f05011c53db2bc04990a4268",
    "signature": "0xf3f15bff46c4c274d0e4795aa319b07b6ae30323a4751218a4b7d46748ffd6ad5c7d13dfd661577c02ff1bce7de03d19ced18ae4b03c8ba77f72e385cf3567071c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}