{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111855",
    "entityType": "User",
    "nonce": "0x2b093d7516aa70c51af1943a5f1392c711ce6bb3468d4ec00c6b7cb130d993e7",
    "signature": "0x1d2c37800191759209dcf77b695e7fa69c0116889a0742ed61923244f7fb66735d98be3b3184b21bda8654f4267506b05329dc446887e31524138201d2330acc1c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}