{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60979",
    "entityType": "User",
    "nonce": "0xb2d51ccabffa5052b7cd2f6b72e9b300ad62332b667543d27894d9130a16ae84",
    "signature": "0xe9f8880235c4e1aca3a7fbd19e00bef9b82234abac965c582d78421b074a62bf7d5b99ad35963dbc8307e375d7a0f0c8155cad35e2ac00bdf81a805b89e4535e1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}