{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1515946484",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0f5ffe6f7fd73c0acaafe38ed38c2460330c35ddcab9bcb5abf23d9a98354af7",
    "signature": "0xde1356773d40ba89b86ca85dd8c249e7a2be8f6fc333549e990469c6b2c5657925bf2be201e3a2ee393ae028a7d214336487b10dd25bf26a3084e0d7f409023d1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}