{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x3e9d46f653abd7d6c8cac8b80d9fe7cfac304041893c4682231905ee4f5e726e",
    "signature": "0x844a0d1a9f95f7d3ced0f9ac0cc39cde714bef72a558b0571d93e2a9c417bc186a9c923fcf91d4e62ac2dbac3eb3aee24fc89f327aeced70f1705170ca82f5281b",
    "signer": "0xc07fCE503240350b65217BbAc77c303Ac8338F90",
    "userId": "512214950"
  }
}