{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "165688",
    "entityType": "User",
    "nonce": "0xa66b98eac6298b97eb748d7e4449f1355bcc2962bb7277d05b39d979b103d0c1",
    "signature": "0x1d7fcc492a4be116abe1459cca72075000fedd71274878558151cad2b72529ad43e73235fd6bbefbb9e0fc72841850179fa19eb2f4049c198ee5c0b4cb45b4fe1c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}