{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "406441379",
    "entityType": "User",
    "nonce": "0x04bcb6b49d3f25fd46eaa7a20a86d57ea2adc78ee6492827b787c11a07cbbbf0",
    "signature": "0xeae28b9d5bac0ce6fbb4d98698066fe1a9b5b082a65d3146a71a5d20cb2a89b244a819b4fbc20ba8a9fb6822f3bd4c6027ce0a7186e7217dc602e101dd3fa0e61b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}