{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1619579719",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9bc2d6cf2f7657d6a926dea5ca3f0d6806598118d16334829fe48aab3bb94b64",
    "signature": "0x7136ed7fc2114d759f08c1ee9154a937057af4bac738b7514196ca2b4a406cd9712a38ed22812250914b09ab7ae4bc5de7209bf65711e7273bcb863fe9353f9f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}