{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x1425178f4ad5edd25bbbe917c8558d3762d466e34de90e4728ef650b9c0973b5",
    "signature": "0x54407661224f962e34c172d3117e5c634805a33476bcd49a8749f43332d5e36226f0bf438bbaa374f3b1e1793c257b38e54480f31fcd8bbdac282cd15c5fcbe11b",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}