{
  "manageEntity": {
    "action": "Repost",
    "entityId": "700404470",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1c8c384f11bf358f7fec5296ff75c13feb81d035d8cf1c52c4c4e1db4dac332f",
    "signature": "0xbb7e6bc273b15cec3ea81a84efd7b5b32073352927b75a9ba40f25c7666bafcf3c559cf821a5939d2c9757fa0d70b13065dd05b6e4d5a4942628f0047f83a02b1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}