{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123421261",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b098620b0825aecd6879375c391a0970a1c553e02ebf35594afd9f7926bfacc",
    "signature": "0x1279ead3c5aac40a265b017d47fae470fc431b6ed3b44f97881deae77ef2f0720922185e995d0ef02ef01bf353d9ffdaf58f98326d7aa457cde37ca3c31649651c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}