{
  "manageEntity": {
    "action": "Repost",
    "entityId": "253399073",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbcc8df21bacf8689ff8439ee1e2870a0d9098334ec796cc1c5efbaa2cff6a9b5",
    "signature": "0x9b49e7489330e8a92896ae12ce5e424a5911e42d85d91b652a04d96a4bba7c393542b598018cdb65dcb3509f717cc7b26cc1ad73b6ca2be2460a1bcdc15e01701c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}