{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539126301",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53fcae80ab2cdf51630225d1a993d4553312f9bd702b3ac45f5c4e2114ccee54",
    "signature": "0xf94a7152cdd2097eed02abe1d0faf28b29f09206cd73076e68d889ca0da7bced0f589d7477b240b19bb4460f88b66fc462102e5fb5779a12c2f940d86de50da61b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}