{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1391390455",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd78a8c029a67efc11e0c6320139c581686b9f1b071b856aadcc87cb3518cca92",
    "signature": "0xde33a28ca743fb1b6316404bbc75e6cf39de911ce99f790fbf557a2cb9ebdf4a61a214eff912635dfc60acbfe22be02a7788b72cfe069471a8838f38329bb7e01c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}