{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0xa937d7b50fe66086a5cea979c2afb77baa64b8c6bf5ea9beb6363318b1da158c",
    "signature": "0xfe46fd3831a0c137d32eac1d6146c9a030aaed267b65c73b734fd5f26bc68381513abe4895b0b2bab2a7cdc7e5df21279f6360ecef1d0dbfc05b753e7373f8d41c",
    "signer": "0x42cB1e20D724BD902Af64cd85c700BE6118500bD",
    "userId": "47154652"
  }
}