{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553111",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x618d010ab5ead0a2a7326d6f1d604c8dd747bc91d1a970de263bbee05af8d901",
    "signature": "0xd40cfc0d6cacae98574c7b5b3832e744767f2255ca8e56e8eb4bc0d0afe7fcd020a56fdc4d8a190d7b010b4a707949b163a5889c3378e099c1c5a5253f7979aa1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}