{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1639737638",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3015aa64e7ec7e855e81cb04475333ecda06e251446d9fde2786238bd378247",
    "signature": "0xf251a54597c5545e99b90729d139e9c08ca4f2999f434ee7a6b39cef28d635ba498dc83faf3d30834be4f84fc9f722c405ee1cfc9e28063f12ad8c30db3e657e1b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}