{
  "manageEntity": {
    "action": "Repost",
    "entityId": "900506295",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1bfb32e898dfe18c0c6035f13588b33b4ec005f638c174f5f4e44c61a6ae856",
    "signature": "0x1cdaa7be414e37c9f6027bbc2fc9c92cda9d07d33716a5b18c7412b21062ed9938b569cebbc4d0c7eb072dac68e49d7cf7ae43cc2646f327a6fa4eeb4183a1121c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}