{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360621402",
    "entityType": "User",
    "nonce": "0x9eeb2ca76b9a5e3c36f52b580be2a9c1911829260222e6441573f9a60e1b50df",
    "signature": "0xf0a3c7e0ea1c20eaf1252fef618fc35f79d16e3fedcb92f77f6cc1dc43aac40648a53633229bc9b864af517bca5d6d562e1db8a06514e4b51564a30df1d05f141b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}