{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1951056059",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xff2d82303468614c576981383c7ddadb397887569da7e5c42311cd33f8cf79fd",
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    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}