{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80359",
    "entityType": "User",
    "nonce": "0x819c774778ff395eb8d041a9f4fd8aae231ab9c6b534a1b6fb37e027cd2ac1bc",
    "signature": "0x044262837c6e0be092f95d1aed0514f83151de6e47ca7a1e5095d7222027a01649d12d40970d60b7ea312e25c36864b0e34062d6e8a4779aa3d88ff976ff8a621b",
    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}