{
  "manageEntity": {
    "action": "Repost",
    "entityId": "876123833",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5ca25158ce67a6c464b929c909300b52922a9c3f37d4c1362828754881be2fe8",
    "signature": "0x7790c85d7a3dba2fc09c58c354e25bd33c666d88d5eaa45152c5de9144865a75739c052f5577a8ee6c4ce12e98d2a0af86fa7aeaa901549a1334920b0a0348941c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}