{
  "manageEntity": {
    "action": "Repost",
    "entityId": "51335",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9440fd291e501999e55d9e83ddc0d5e31692810644b2fd59f449b48e65828fc",
    "signature": "0xa23210e8731f98d578fef045015167064db7ce04a74370df1d4e0fd3e13a57a108b82ca38775aa6651d8332bbc63a2ad7a20afdedb84be1e6f150e9036f8bb8b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}