{
  "manageEntity": {
    "action": "Repost",
    "entityId": "767036397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91c56cbacbc697cd98ef23c5a7f28156fd70697ec4921de3503d38ac78934ea2",
    "signature": "0x05531c554c5bd448dac66244546258798682d7b0d146d26e310ac82ba8d60af733602f1c2ea9324188db0bf0114d35534c145e1455adbc182ceb0a423137e38e1c",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}