{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x88fc1b444b52fc1bc1aed408aea73f7352865ec4cde32b2918d363fcbe9ea734",
    "signature": "0xaf7dc9f7a5a8e251ef0305fe7771e1d1d17d4175d505c7e063bed2621858662e72fc7daf922f55ebfbcd3f4202e47f04c7f3ad1a216acff7758b49ee967bbb681b",
    "signer": "0x3e16afFf69eC32202c1B755Ad919C7aA325B7aBE",
    "userId": "902811065"
  }
}