{
  "manageEntity": {
    "action": "Repost",
    "entityId": "455424278",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46f56eee1436942ca6ec6bfa2727a41e998ae510959b839802b1a0431e23cf89",
    "signature": "0x1cfddb1651fb2648ef029b9364f52b65b44f33ad67c11546e235c0956c392fbe2b894b17fccf35328eecd33011b5882cf5b26b8afaf3286dd928dd698266da9e1b",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}