{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136266",
    "entityType": "User",
    "nonce": "0x59cda38ede3e28f9b6bc7e24381fa61e15896bbbf883a86d7655b3f77c578533",
    "signature": "0xad5f1834db6e99e3941bf97c02fcd66f08871cc3562f51ae72da34b9e7eb41d75f6c824ce8aca9939193a3043de7b327392196672eeac43124ed11467de2dfd11c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}