{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777814596",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91ef73c08556454df6ca54037800751bba55c1df5b5204ca4a7e25632b27b9db",
    "signature": "0xe77a1d5b4a12a9b69092c0062c33f0f38033bb470dd255413a7cad6a583132a81c52a4d4a47404063f0a442d895f0fc43a45da56551dc374ebd975449fb89efb1b",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}