{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0x213faf6101f6cf72ec031c2fcb2a1dd10d90f402dd09e97a68b1e7318f6f45f3",
    "signature": "0xe06049b2bb07a0836a36f23dd8a2ba9d2379cdc053a002390b379ba3849f548d58e24af3ed3051275b991a15a63ac72fb58fc20c799929427ead0aefbeedfd2c1b",
    "signer": "0xC1c390791Cd8584Bc0D056AdDe5c3D747aA694d3",
    "userId": "395219571"
  }
}