{
  "manageEntity": {
    "action": "Repost",
    "entityId": "568341804",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a5c1e8cc86f334b165957af8de435a0b894c1de70e23b6d700f0e0959aaf21f",
    "signature": "0x43b16d1af9b9577e3b57888f8e9211a6c60bc662b45a85927df77994be97dede4b0b3865fad20a0b837a63839a8ac5115a3ca926f21cb69641aab8756edcd4131c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}