{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1391390455",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x52ab98c50f13f2989cefb4f458b8a10158de6aeb9457a193989afe787d61edf3",
    "signature": "0x6347fd704bd83f452f91703491b9703dd44f5186e3de63887e9f9189312c96b05d7945c67882c4cfa7a60c389ce742cf6dc88bd6e359f3c30923c464535a360e1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}