{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123887",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfcf1a64c8f262d1612dc3a1e8b8dc685e82000b436d8218bb6f9ee16530ca41b",
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    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
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}