{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1903823869",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1307b9f98e296d4e5bddb0bc6790405871062fca45399fc4de8b3fc16e970891",
    "signature": "0x9c7bfd73c43c44ffd385c3fd5923265bfc5f6c6783b385e022a8afc736ea11a577d89fd48dcfee8a7cc7fa41224e8d9170173f45e81aaa04cfadd1d331c6ae3c1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}