{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241801",
    "entityType": "User",
    "nonce": "0x07bde0884d6d781638f603c1d4b5a841ce27a07c1817fff57b176f5dc6382790",
    "signature": "0x10dd5cc0291d2132b51a49c57438aa120c9017dbdff5feed68ae66a17e0b88831cd000fcf275d786802028f47dba6f16ad985460813ba551d8a6f8f8480c63181b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}