{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932111677",
    "entityType": "User",
    "nonce": "0xe4dd14bc79ec4e46718fde72bfd3ee252dd2f0917c7c5f547f530c1ea5144960",
    "signature": "0x90734f483ba2b7f84d9dd304568ba099da7702e563c4df63981ef8695e6871073a370bf50b79965fb10219729428c9e3059a11e2a6077d477f9d6e4a295978b61c",
    "signer": "0x79375D6d575fE2a038916001077f90CbAE12d4A9",
    "userId": "973873678"
  }
}