{
  "manageEntity": {
    "action": "Repost",
    "entityId": "669463465",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x311773816b94158f250680a753edc7f2e3cb0c81539d46be1f78a92d173f0f9b",
    "signature": "0x7ee0624163da385b05c59a8305b772e7fd512d68f596556fc32e4a30102dc458622093e05c6768959ddc39d6291de03cd33ea3cf0aa87810b0206066d78be3a71c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}