{
  "manageEntity": {
    "action": "Repost",
    "entityId": "728200",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb182e2733523c2361e86a98822804d8e09132a633c16a6a689fb69d91bab62de",
    "signature": "0x1f5f889a118a4cc68e5692e2465f42c57a7dbe1a4703764ac86ff8418c696d3a0c4448f2cfb6e877716c5bfc0d4103dba070b9933f22701c0edd301d6fa0370c1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}