{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "919933463",
    "entityType": "User",
    "nonce": "0x5139255ee1d41739f61d209b8d8ec697bd31dd7a7cb315b41dcbab5a716e26f7",
    "signature": "0x5e0a0b04fb03fdfe6e9bc931f7ddae26c9a676a745b60e3ebbb103028b8d414017913afac4f7822febdffe1d6ebf495d1a0024821c0ce861d09cbcccb03194c31b",
    "signer": "0xf765901fa8CEf102E6aB615eB224ff151Daeef98",
    "userId": "582942186"
  }
}