{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1638584898",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe8710ebe45f36e3638fb1f726ac579858a6f9acd739eb2e3fc5beb276d53bc0c",
    "signature": "0xcdd49f9d5a3e88c148ee19bf1291130974debcd6abe116016505b0523041724916f489316036dca1a840341dca18d64bcadd02b4f422eabf950ce53e77c6954b1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}