{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544573",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x592fab59b8a072110b7db2ddce7bb48cbb3c220b16f2d6886fb8b7fdd79eb73a",
    "signature": "0x5861fa0ed0f9602563f12e2b827bceacfca6b4eefb0908d2bebbadd2687874b832014288198c23a9475a2ae7aa245ca851280a311293e22cf03a8831502f25ce1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}