{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58691",
    "entityType": "User",
    "nonce": "0x9e094e6876520d2709af1b4a6d4f9ac3ca59f314707cd359fd5163896c52cff7",
    "signature": "0x7cae877e967fa3e2eccd5b8252bfc0a6f325daeb896ebb02491ce0519cafd8ad6a17a9eed1b7bb56ce81823ca4e7ded01eb7f620e540f82a25febe89475545ae1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}