{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703998",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4460dca57ef0fd0fc77870459ad5ed618f11160419710beb20d1b12d7363ccf4",
    "signature": "0xee6035ca1813c7c78260ffecf0b5af4d323a51bc461cad6ddacc37f2be010a2700f9f7140aa85718b2da17cefd9da4febc5f937d1e599df1202232d74345d00b1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}