{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1616639807",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1571e6d921783d956971b336409b454226468413856b4f9d56c763eeea576378",
    "signature": "0x5b587767a285a341e7f1dd3b256a03d3a665a917914a2990d321a337ac2c771b01423e1f8f69f4c90e25a6ea89351f4cb24da12b3ee4d7cf7eb467cf255638841c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}