{
  "manageEntity": {
    "action": "Repost",
    "entityId": "373705900",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53f3360b01f99dcfc1da1975328a665276b53818af948ffefe9a44292aabd9b6",
    "signature": "0x8579e4ef96e057f519b2b0e7d5550fc4c5fe5bbc6f905be6c1664c6bed2c7096213173faaf73184c145e5bb56a3bab3b770c3437991ef4e87b5e72e33d2833941b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}