{
  "manageEntity": {
    "action": "Repost",
    "entityId": "612557408",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf957145e802f5227928f61aa344e575631224dd2c980266548a67d4ecb249472",
    "signature": "0x27edd01fe915b993a47b3c2ac6ede090968e40b963a6c0a6f30281abb105360316af22de76c905e4dd464c638c23992d5966e2b8febc6a0eb7521c372b9bdfd01b",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}