{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1615716876",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf223c2cf350b56a1e51d2818a1ffb6f768e4ad37b24c4ce91dfa72c13c332a1",
    "signature": "0xe8215412d77124d73a56125af044ca0c1b4261a80bce1f8932cb9824e9ceb0e364df0398a974cffc3e4b1fd97b6855257e55d95b1e99902d0b58740b5727f8361b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}