{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0xbc1b32e1d697b22f1dd638de3bcb53ab4302d6aed5de6993a66c05ecdee1dfe8",
    "signature": "0x53b9504b6e1e85562bde0a7f5c5af60320a35e08e8e4dece93e7866af5d24c695b142554b191b89149284faa0aef6fb990758cc062e5fa3a40818820c5f6b9af1b",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}