{
  "manageEntity": {
    "action": "Repost",
    "entityId": "255668",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x58264707c86065913f8f62d4cc29a2d7ce85073effa0cccc0afa1efd1f3e128d",
    "signature": "0xcf0185c32fe7e517ed08cfc0724025fa2b4013e7abb573a85d3c6f22f2dd510217a684c55d7fca02c9508a91be276e4d40d31c6b26331af9ada6d545b7e9ba2a1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}