{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1472567",
    "entityType": "User",
    "nonce": "0x80379e4cf91232d74bd933feb0e962267fe73806f9255c10e7f777b4af1c5b9e",
    "signature": "0xf081837eb926ade5bbc8e7251803a153241c1e6577a42f304fbd72eb7f82e8dc7868a5e3d894f579089cb29f1037c004a0e70cf848b9d36ac8708b393bd091551c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}