{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1318809",
    "entityType": "User",
    "nonce": "0x203e4d55f0b38ec37394270c7ed57a229e583aa27a19adbca2fea61743084f53",
    "signature": "0x8bc3d60b89ab939eb137cbe0f97d3856d8a8fadd023864c63011fbbeaa2948ac38c7ca2870376f47e41ad5d1872dc16b2be36fae9991114d8dc2d03b2b4790361b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}