{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458551698",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x164265976b9cb754cfd4219e4c6d9acf5bb587863fba555f754a35272d2e6273",
    "signature": "0xf033de1280d6dd4d88f0e3561dabbee3c198709c37fb1334162dbb61c8a420d533f811219829392f8c0c0e4cda41d0e7cf38d1a17111da6b629a299bbf5aef261b",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}