{
  "manageEntity": {
    "action": "Repost",
    "entityId": "112456644",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec378f6de655e71ae8c51bb84091e190cc0c2c02a4a4f5fa96d13b5d143c697b",
    "signature": "0xa94b33bcf5a4ec626bbf9fea275ac65735c3e64f1c7e82e2405f9148b97747352539ff2c12b82481739423c4f44f4a809feb57f37be07656ae4e552a9c4b2e3e1b",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}