{
  "manageEntity": {
    "action": "Repost",
    "entityId": "989900",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9477e8bb318f8d968eb7ac1a55cc310f1ce1876c2e7d12cac7d7507af36ba1df",
    "signature": "0x912085d537ec564c6920a59ea0c45a7cd4387e40e424799cc3493f0ae1d22daf006bbe4d4536576123f8e1b1a9d472fa858d7359ba31eba56f02e2681d0b378b1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}