{
  "manageEntity": {
    "action": "Repost",
    "entityId": "900690254",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x669b7cd41cce5342ac8c81c2ffd6e9fc668565d1ddc0a48bd4249e5b4212bebe",
    "signature": "0xda64db3e9d8aae24b8a4ea4b609edaf582e1903e6b6c1ada97fe628e60c9ef50566c68b5b3f9bb1503f381e13af63fde97bf29e356723e6b088755346945d6b41b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}