{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1509976042",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb88de0c285c521447306b27ef351cad63de15cf8ef91a1659bda6d4c2aa90b8c",
    "signature": "0xe7d42f375305cd91ba6d84b1d6411eba88846bfe3a8d1ea12925b1765fdfec0a1110836c7a33d98c71c41f6ca88792cd53530541ab7dd53726e013df894e6ddb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}