{
  "manageEntity": {
    "action": "Repost",
    "entityId": "542041103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefc837210208b274cbbe03873f36205fcdfb6c945b46cdde681665776fd4219c",
    "signature": "0x7931ca8e501bf489a0466ddbba3563c37de222b1550d2be079d8ccb5a092e6403e0db7b262f122606302e9f219eca90848c782afa1f85dec46140a179f6faa4b1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}