{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578217686",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2276a1ff99bb96d9020eea5031c6d96fe292ee32a2be65d85d0ccf813ba83f67",
    "signature": "0x9973191851cc959792f6c0be47e62b40ea25e6a9b5347d9070984dd71db62dfb2b40ef3e6a5ddd2de3d4cc6849244a075bc538cfbf60d48e90362143f23ba1f51b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
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}