{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1073300771",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcd44bb671d395c8bfa52bb3f0b0290da64d471f5b97a90719eb8f47ce59d4544",
    "signature": "0xef32b30e900dcf0cae8d78a0fa6c4d37aefafa3844df68c1323dad8bc58dff2b3a8d01db252a856b7844955178e2a07476587d13fc2f4e3f29d3e377267229b31c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}