{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1210921281",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a262a1ab90b935af799d692f3cda66bc8a905ded00f76d4accdb932a14bf68d",
    "signature": "0x7f65f6c4bbd3d6723ba6c006b1a586a478d1847c0076574fe5df8bb43e5a6ef7766b7313a6be82ca82bf46c61e2aba24488c6569ac86c77fac0c6a4a584101bc1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}