{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648907",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x511d4d2377a7dd52df1107b710bf9eb70db47d3783dcd919c6dcd8db9f4e894a",
    "signature": "0xf05e2ee81d3bc8d92c47bd4846d2626289aa03174d4bd7675d7fd1136c0fad562b9ea54d8fb1152f5be5efd9cd82e64117aea9851a416f123b91ed617820d63a1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}