{
  "manageEntity": {
    "action": "Repost",
    "entityId": "423427463",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb86909327e757dccffb6dc939b8f0362c7940d3b7cc27655669164086c0fcd28",
    "signature": "0xa1aebe1a2f4d59f0d191ddb1ad5cb0b5f8a8263b3760f871331f31102eacfc4f31d56cfad889dc48ac16b528ad29461641fd06c8944d4aee2cf234dc469140641c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}