{
  "manageEntity": {
    "action": "Repost",
    "entityId": "400609521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f07278b58c359bc7d9273c98d6f21fd45539eeeb6ca0a1bc6a4c11654bc9809",
    "signature": "0x8c83da4ce81f50535c103c969261a2ef3582cf6ec3a58a19e7667c7d6e3c7fb92286f0cba7bb05711f6ff5ba4297d9b90cf164c7b484397fdca81055beaa35f61c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}