{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74667",
    "entityType": "User",
    "nonce": "0x24539a03fee609295ac255ee02fdd730cf55a948e1a8598c62a8e8698b0c16fd",
    "signature": "0xb8a1a7aeb49db1d2495945fafb9d524ab3df36e28299b79f37849053ac01cbfd387a5d161c4b427f942b685892c9457a9c47ed50daeadc62bb9241c9291a89181b",
    "signer": "0xf0b7347530b832fbFea0Bb3327Ec6298b431225A",
    "userId": "62942053"
  }
}