{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57860",
    "entityType": "User",
    "nonce": "0xf7301bbadf98a5ec9033aabbc2c449350f15d2475de1479c57ab1992072664de",
    "signature": "0xdafaa4bf4734e18a7dbb0312d4ad565dfe7d75d4528bb4545fdfe19f0f06740469d9fd710bad10e0b010faf34cab97403340dc188e96329545a4e25c8e800eba1c",
    "signer": "0x3Ec9E017e31a38A18602E735a761076100861F7b",
    "userId": "910895194"
  }
}