{
  "manageEntity": {
    "action": "Repost",
    "entityId": "407351603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97fd856e7a0f868581c253159366e1f35f65121cea6bfb53134bfe9887b7f677",
    "signature": "0x1535c87963de2c0c7810665705233c3a8e723e1db46506981de8c30df8bd19225692ae852de6da3b63cea95abce495085e04c097f216ed4afbde9d89851b8bc91b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}