{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504494",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a4c51b93227fdcc3a648f211acc095fde804868896089be70e8b9619f832a4f",
    "signature": "0xb9f4590b63395d4954f936ad1e62f40d23eee49be43b1aeaf5bc8c3e973d61ce1bc1dda528d4f6ca4b6811a193ce472872e9a0ddb3c58c9d69048b93ca856ad91c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}