{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92019297",
    "entityType": "User",
    "nonce": "0x750b9d6bd9f39a129e19a7aec8e65fd3eb68f5d3a40be88599511254977e2a6a",
    "signature": "0xc579596de6d523d381e2846cf09d2ecb087bcd8ef32d9430888ed9937c94853c535e5f28a1993da7041cda1c51949f2483eb964bef1fbfc5e5872d6d3c19b2121c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}