{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "224383",
    "entityType": "User",
    "nonce": "0xa385447daf8ad7cb0137c2d22450a0ddc964dac6dd4617f795ea179206cad1ab",
    "signature": "0xcdd5642e829be7a458a4f8bd93fe43efbee51bfa284614802224b0f64997a39d0766164cf5b41bd4dc9ef2b001fa13a93d7eccf77f7742bc2589ce40ec048e2f1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}