{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1553817927",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7dcb562a77e193deef12b2e4b900134e862ecbcd165eac47f94269f3588130c0",
    "signature": "0x7cfb1c8bf788d4980d050b9acbfe5f34106f7b8f9200b36e35e89d43a40f2d6524e56a83f29b4baa69e39271be992bdafefb92794058c70c48b030699244f67e1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}