{
  "manageEntity": {
    "action": "Repost",
    "entityId": "497641",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x257be0dd9aa606bb534362f5ad3cdd1e0bbbe3c30a08a742a6e60c5c96ad6f2d",
    "signature": "0x315cdd549680c95d9de5d5159a006f60d25efefd12a59c78f6c7cca8fc08c2565934c6377bcd8db8c4775d4d3dc1b0ca85786d4285e3d438a56f1d3c75ff138b1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}