{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1412281134",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18142dc77f3e35c1519ac5f46c0dce7cf6b70877a74026b1a51efca48278d5a5",
    "signature": "0xdb3119fce237a0665fec1932a7dabd7459de69e93cc567687184249488e015932d6a64f38417cd39523f75e5a46a4788a9c5e43e8abac01b6c642d81d493cf2b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}