{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8832",
    "entityType": "User",
    "nonce": "0xa8514ddd3d4e9a3a1d146980ba7638d5e6f97eb7c9adde33264fe2c8e5345225",
    "signature": "0x5069e465bdab6312612435a05025d962e019c3f425afe92dbb9812f4078bb03869c52246bce87cfd3b8ee1aee22e24d6fb9f1892139da6290fcda6aaef014c151b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}