{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607626484",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f2ab1e6206cc4b7d08c299c09aeb88cb0dc3151472bdd203a5d97d9bc0cc5c4",
    "signature": "0x3bd0937460d5adb4916a994d33edccab842b833d114e233d0130d9357723e5591cc151c874e9f83172e3c5882cd94b9aa9db4689f1451614eb879c35c7a001931c",
    "signer": "0xbb3E94A6Ca25f3CAF1B8487768C074bE200e6381",
    "userId": "277460613"
  }
}