{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153734",
    "entityType": "User",
    "nonce": "0x2e329077fa2182e50aa3650e210382264a181ed94b1d98eb1f9fbd02c8b8bc9f",
    "signature": "0xbbd22ad7387fbdb51453cf906161a25c443369cbb5d638b60f61395ad04a00b117ed2ee247d37c328a311fbb15710d1ccb51360a83557f25931010523e48e6351c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}