{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645237",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xafceedcbe0d6c13a9d600eb31e8f8049a62b479a867201d8040328323d637bdb",
    "signature": "0xe4b24208ba640323b3c627f864653c045903fde54febb04ce26e15a67b2c399f582b5e6c674c4f32e84b84aa6e8d1b9e10716320a97bbe22230af2d988faa4be1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}