{
  "manageEntity": {
    "action": "Repost",
    "entityId": "821592057",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f5a70a8d154ad0a5c436edce74c9dc021c1f24125895ec8473682d6568d644f",
    "signature": "0x9ac3c608d0e0787ca16cf0d9b330c539e998f6bf8ed3fb773cedeaf793158ce14f1dfa43b08c0c303d6a0dbeb82bfa4caf13187116229d1e2211a26b690a67a41c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}