{
  "manageEntity": {
    "action": "Repost",
    "entityId": "821510674",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x116eaf8bbc0109575cd005a8a680eae5bf226c9f0548f19a6ad348e948073835",
    "signature": "0x21d75432588ae6b70c436d4fa813741e5075b2ffc18370644976545496ee6e3d74ee25e18d1b8390d4cd4337f782f34b519c6d4bd40ed5e60c764e073b1de8ca1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}