{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657029533",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x30f8a576f7a380539d17923f3104f137aebbeceabf20838c759fa4858662c4f0",
    "signature": "0xd393f678807f792e1213fe8c48952ded0ff93eea3653d241e92a8a32e9877ce15db311e3ec9402c177860b3c3f5d37147afa84f2f8100599117736f2839c862a1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}