{
  "manageEntity": {
    "action": "Repost",
    "entityId": "75899651",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d5e1329578b173c3b88d95e018e6637caaf90afb596cc3201f3fd055a4a35fd",
    "signature": "0xed07ade6e0fc3c7f075faf13eabeca45a7da1cd71a48990c2db563257737249d750e963b20d6bb79e5b07cde0a84c7e67d3948e01e85a1327de9b6f3fb94cb131c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}