{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1455312103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x975d92ae6a8317ce37bc60400eb5f0dc762125a4983f40e628415ba77deed544",
    "signature": "0xc4ac87ad39175bc0ade60439592ecec6b8bffd0756aeb4ae55c36430de85c05138f7dc1866cddd61fecbcafbfd4df510da09beff6f0076cc9138bbd8e7943b2a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}