{
  "manageEntity": {
    "action": "Repost",
    "entityId": "855266306",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5012e095d2b5582b1740ccbdfa3136ad12555cae54995b30c779cc0787b5ead5",
    "signature": "0x591a3cc68659fa79470994d8c70c0dbe7739e1ca77121693f1c20162d8f6c7180e0dad5b88791755c3b030bba9529d5c319cab903dec9a267cd5e7191474ce691b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}