{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637450452",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66b3ee03d955358daf2167c500613bbf6b09b8ac7ca66be024530f3a783f31e6",
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    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}