{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106406",
    "entityType": "User",
    "nonce": "0x7bf9d1b7243555cc5f7a1d6603a5cf596e587e8c1931617f23111131b8dfdfc4",
    "signature": "0x1e3d45e040893abe21bcfa5621419864047c8704132361d43e4e9f109fb7247f7f6ba66799fe28aac3584c84b7a4514a3257de4eed8dd76d889c4e3c4fe7dc6c1c",
    "signer": "0x294F540CE80e30CBc9Fb7bEA94F956ABdEcdEf68",
    "userId": "809640913"
  }
}