{
  "manageEntity": {
    "action": "Repost",
    "entityId": "415253",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6adad9a59a2e67518b781ab25c0eb38498f22796ada736d43fe933396b1d1aec",
    "signature": "0xe377b63b17e46e8066dd4d71e63f1ccc7cd34db71043897ae59f468c7bc9ca265542988554d729d54076df61183a6d202c265616d02f0a1ad5e19d3dccade78f1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}