{
  "manageEntity": {
    "action": "Repost",
    "entityId": "514090013",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x371af5e1d359cde655a54340b602c63916728f9231ba85b9a824cd84c5971715",
    "signature": "0x3c23cc0b1891a462850953ef285d6b7974aebfeb79933f18b3b583c5ddad18aa139d27f852a4fc9e60bc11bc35565c5317414da97a86fac2c6d3a5250dcf12901c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}