{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517478797",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0a4966114d9cb1af2e0e5c07092ed9e5f1dd22f0a24976a1b1d43c5ff6565c92",
    "signature": "0xa9a3126e77c3937dfb90d495485bba164a684c2b1e565546869760697eb422af211f6cb5bcf43345e07b7083d8f229c22102a9bd709f907e27aeff6c2f09e2de1b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}