{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "928",
    "entityType": "User",
    "nonce": "0x657ce27ae55d355669ef38ede386b436358f936c323fa6cffaec95e0259cf9ca",
    "signature": "0x4439a12b38c4882d53cd4303cf2b2b0343240548c8eb60990798c295a09c5d7717ea47cea85d055c3e276b3e82d48160ed231745ab5e90eb5a2a6320fc9d29b71c",
    "signer": "0xE726D55D6940a70995Ce9D8aa1aCE76FC6f4f544",
    "userId": "285113781"
  }
}