{
  "manageEntity": {
    "action": "Repost",
    "entityId": "19239763",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88c4f546c30a036e578d72904fdcd941d67e7c4d4d374055c7790a4b0235976b",
    "signature": "0xe9ee45d66cf5ee0c85b4fd930e71e00dafd2ba2d18a73c90e567165a6689c0e370659b0b9613b5396cd54c591588ad339199c6f637d68d0d9d5ea4044601c2f91c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}