{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "854498636",
    "entityType": "User",
    "nonce": "0xc925af7fafbf914cea7034c1606b807fb91d950754528dcd21f8c9a886aff773",
    "signature": "0x5bb3f27283f70d4ee805d4104c12b3b99b323dd90ad7e7c6017a76fee50f2d8560550cf144382271e972f2174f57118b0e8947a07a7af561f99fb9dc2190d1851b",
    "signer": "0x6a79014dac58f1D33D45347A909f9628C2132216",
    "userId": "718119401"
  }
}