{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185107",
    "entityType": "User",
    "nonce": "0x8893e3874acde7cba36f021620dd25b9f27d3da227b7b3848151b3aec876fb8f",
    "signature": "0xfee35c2d65737964c60a0593020fc1327924be43821afacac00bed700659cc48132ee9900e904e241e9f725da98372d5275d9655087d53686d24a658841ff2001b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}