{
  "manageEntity": {
    "action": "Repost",
    "entityId": "390297",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5a963930c5d9dc8dd0a0ba9e171bd1a06f457d3cd63c5fc203bdd54fafeb5f3a",
    "signature": "0x737a5fb1cdfa2f3fccfeb10ca5fa69c23bd4edeca74dbfd2050bc771652c98a13d87caaddf68efe817ca70fc0c00e2241cd8787f871b98be066965a5428fb3fb1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}