{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544485",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0091b3aa50bb4a6a527b63ad175edf571fbcc2040c92af2bc30433b79829bca2",
    "signature": "0x84e0d49792fbaa8063ff31f2774bf21fbc4eed568db587c0fd03b669c98b49a52a0dd809d5f0df8ee8d18d1acbb6e6d5380ac9a43d19800cdf79977a53b68fa71c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}