{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1583323075",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x346494360bf8070e53cfa943bc4df8ea4b70ada85776dbde6b271cb8357601c4",
    "signature": "0x78eb606fff271701b37bc923c26dea49ec1ed6617506aabcfc64f0a97a814dc667b3b5de977911b9504e8269dceb00c3e02a70daee527905e3d3eba72a36e85a1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}