{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317847",
    "entityType": "User",
    "nonce": "0x95e4f619bef6ee7341ad85e04c8faa7f596b3907a37f18336610648b6fa25cd7",
    "signature": "0x89e984abb4771f0767e3c8eef2365f5f4e20f7a76b2849e0e79ea99e0c4416426f82ef1583e6890cae8c249d45c353260ae551422207cb534dde275620efea231c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}