{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544329997",
    "entityType": "Track",
    "nonce": "0x140d4aaaab47e2e83ce5f6ebeb182022f43151b25fa7aedf4d374bf2d2554299",
    "signature": "0x3cf6bb53c642516fe30a74a3645a45f6e975246089ddff4ecb4a1c5615dd86357eb9c4c2c1f0a7e19ab24ba817ca0b1f13be958ea6c5b074e05338521005c05f1b",
    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}