{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603035",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77ec944a70e61eb926e24580621287a53075e129f453c1430025da655d83bc27",
    "signature": "0xafae9da6461a4f9f7bf1f193347bfca34c757642d2d37b756f4b5e83e9b2494e6082fb80558899dc72678b0ae04291856a55c3662e4951e591214a14b91faa3b1b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}