{
  "manageEntity": {
    "action": "Repost",
    "entityId": "974049087",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3adbc6c71b47e6b46a5f0b239f95afa983f80ec78fa0e005bcca4dea8c3ff8d6",
    "signature": "0x57c602a35242090de0b19af7f543d760c39120a95eb30a5bf955c5d9fcc0b33b795e3968df32457356ef6215a69dba383bc8f739c0de8b555ed48ee4840d687b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}