{
  "manageEntity": {
    "action": "Repost",
    "entityId": "89703",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb8c567634ea7d09bc29ca718777920972d160482f073279ab663928849cd2bb",
    "signature": "0xf419a78b5edeff4b1aa9df43bc5a1afeed730e54bc1071475bc82bb1cd90a15a388dfe50d5d78bf66e3d27680d39164f13530628ebbefeae116d0084ff0a50781b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}