{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "184098",
    "entityType": "User",
    "nonce": "0x3dcba579e6c4c7c6fac3c9769f75226b3b5eb9c78eb98291f421155c9160a312",
    "signature": "0xa7910a08ad669cc0c57f599f86454efced68333b2e720a6808aec994011b6c0d1f7f48ba8ea53128b0f99ab9d977e0a6d2876763900bd242c297e136de7b01971c",
    "signer": "0x03b70C3825d7b9e568C53C89a738061d855d0dec",
    "userId": "578849678"
  }
}