{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31486",
    "entityType": "User",
    "nonce": "0xe3e6d631d247507360eee1eab382c87b0a36e514b93fbf1505b11f5b9545110a",
    "signature": "0x394eabdc6874587524a663b1fa97e4f850d3d770d871d8c69ce7fe23edd1062e1374419e415b8580cf39f42ecca7868d489f9a14e577526dc5e264c3e79ca1331b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}