{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "887547386",
    "entityType": "User",
    "nonce": "0xcd13de625832c55df0cc82b341f517fad73eefa356638198d99ace2eabd22211",
    "signature": "0x70a0bf4692cd92b81c8a0241002ae75c6f2db1808e3d223cd0c27a79ce0ba4e9553d0ec11941a817c8b3dc6688a40e02d9201f0e9bc06012b874b60ba105eb111b",
    "signer": "0x036B1ee0d2003ae5B5E252d58647d13f0e588EEB",
    "userId": "161353174"
  }
}