{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1512854567",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1c6ed80aca90fb2b34edf017f0d9bcc668d50b9831a645f514e889773565c44c",
    "signature": "0xdc521a4093614beb79eb551ab2f7efc8c8cec988a35aa49015a6641b2facd2d96cf66b896603707e57292ee17b577841c12d5c11a5b2e57ea0eac344c86f40471b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}