{
  "manageEntity": {
    "action": "Repost",
    "entityId": "776087668",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7480ad791b66016dd54ab2328ea0efc5867b03ac9849c6a3b65d1a6a7793feb4",
    "signature": "0x4aecb14412179bece8ab7b588e1e570ea92f53e5e124fb2ee301f01474bfe7c95fa870474139d5f92bf64ca0f7707677bf09f80003ab5c7044a9683d8a0343021c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}