{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x005a0dde4e031c68c23503a28a23590d44200a617e32d331f44fed0049c60d77",
    "signature": "0x0f4e7970f774583975ec14b3564289e6f897a349503f87f4701beb359d13396f3524cff12109db99966e6bd32e8a5f8c6c0b39dcbe19e48c133a5e6ff22364571c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}