{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489264416",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3bca3425363cb124f205765b2fcfa71ae14da59f7347f81f534f31b62e5047a2",
    "signature": "0x7816fe88005e59d8f94437a72a5c557d9ffa603ea30baaec9427cf4d0ac66e3d6fbc7892efd1d004f2b7e50ffa725be0f2329ebf84f94aa9d8b809cdcb80e3b11c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}