{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "935285722",
    "entityType": "User",
    "nonce": "0xc97c658adaee8aabe573b8458a71e65bf6556c6596788135b35a0955474f8875",
    "signature": "0x54e36dc054bd394cbe8798cef2079d81691305b08e15fbaa569e25b040e9382733e89222df29d22e03f507eaee07995422c48f9446c237410edb8db4015f32ca1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}