{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x83d620e72543eb7f969f2c3686dc307078d7e766afabccd8da124436cfb73d2f",
    "signature": "0x613f6200346f6c59d7d0ec174f14f6b7e35c4e4e5e909350fd8cec665dcf476a2a1e77764f845374823b6483ae4ad9e770f4e0519cf707b215ad6d1b0e4ee47c1b",
    "signer": "0x9fab6F70cf2d3Cf6CF9d410aFFbF2381359eD6A9",
    "userId": "92896385"
  }
}